Open Coil Medium-Firm King Size Mattresses

Kingsize (5')

Tired of mattresses that sag in the middle or feel too soft? A good night's sleep starts with the right support. The Novilla Classic is engineered with a One-Piece Spring System to provide stable, reliable support from edge to edge, helping you wake up feeling rested.

Comfy, quick delivery. Perfect.. Charlotte. Stanley, GB. Tue Aug 18 2026

King (5')

The Orion Bonnell Coil System Quilted Mattress is crafted to deliver optimal support and balanced comfort, making it the ideal choice for bedrooms, guest rooms, and flats alike. Its robust Bonnell coil system ensures even weight distribution and delivers targeted support, which reduces pressure on key areas of the body for healthier sleep posture. Constructed with high-quality materials, the mattress resists sagging and retains its shape over time, providing a dependable sleep surface night after night. Thanks to advanced manufacturing and efficient delivery, the Orion mattress is supplied rolled and vacuum-packed, simplifying transport through narrow doorways and staircases. Simply unbox and unroll—the mattress quickly expands to its intended shape and is ready for immediate use. this mattress is a versatile, budget-smart pick for long-lasting utility and comfort.

Shelagh Le. Westbury-on-trym Bristol, GB. Wed Jun 11 2025

Kingsize (5')

Indulge in a revitalising sleep environment with the Antares Memory Foam Mattress, crafted to cater to those who value both cosiness and proper support. Built from robust, long-lasting materials, this mattress holds its shape despite nightly use, promising dependable performance for years. The specialised memory foam gently moulds to the contours of the body, alleviating pressure points and allowing for deep, undisturbed sleep regardless of your preferred sleeping position. The thoughtful design ensures lasting resilience, making the Antares a sound investment for any bedroom. Convenience is paramount—the mattress arrives compressed and vacuum-packed to simplify delivery and installation. This eliminates the stress of manoeuvring bulky packaging, ensuring even tight staircases and smaller spaces pose no challenge. Simply release the mattress from its packing, and it swiftly regains its intended shape, offering instant comfort. Ideal for updating a guest bedroom or refreshing your main sleeping area, the Antares Memory Foam Mattress stands out for its superior comfort, hypoallergenic properties, and no-fuss setup.

Kingsize (5')

Bring a touch of luxury hotel comfort to your home with this hybrid mattress, boasting a cover of natural Egyptian cotton encasing a traditionally supportive coil sprung base and an eco-friendly comfort layer at the top. The firm comfort level is ideal for back and stomach sleepers, and the breathable fabric gives you a naturally cooler, softer and more restful night’s sleep for a fresh and invigorated morning, whether in your master bedroom, guest room or on a child’s bed. 18cm deep. Available in Single, Small Double, Double and King sizes.

Great quality and delivered quickly. Anonymous. Tue Aug 11 2026

Kingsize (5')

The Memory Ortho Box Pillow Top Mattress is expertly designed to provide the ideal medium to firm feel, perfect for those who want a balance of plush comfort and solid support. The mattress features a 25mm memory foam layer that conforms to the body, offering pressure relief and promoting healthy spinal alignment while still maintaining a supportive, firmer feel ideal for back and side sleepers. At its core, the 12.5g orthopaedic sleep system uses durable bonnel open coil springs arranged in rows, connected by spiral helical wires to provide consistent support and prevent sagging. The combination of these springs with the memory foam layer offers a balanced support system, giving you the stability and pressure relief your body needs for a restorative sleep. The mattress is finished with a luxurious stretch knit cover, providing a soft and breathable surface that enhances comfort while regulating temperature. The hand-tufted construction ensures long-lasting durability, preventing the fillings from shifting. Air vents are placed strategically to encourage airflow, keeping the mattress fresh and cool throughout the night. Plus, handles make rotating the mattress easy to maintain its shape and ensure even wear. The Memory Ortho Box Pillow Top Mattress is the perfect solution for sleepers who want a mattress that combines comfort, support, and durability with a medium to firm feel that promotes healthy, restful sleep.

very comfy and relaxing great product from wayfair. Chris. Luton. Sun Aug 09 2026

Kingsize (5')

Experience restorative comfort with the Winksleep Hydro Memory Foam Spring Mattress, designed to balance softness and support. With a medium-plush feel, this hybrid mattress combines breathable Hydro Memory Foam with a responsive pocket spring system for consistent comfort and proper spinal alignment. The advanced foam layer improves airflow and helps regulate temperature for a cooler night’s sleep. Individually encased springs adapt to body movement and minimize motion transfer, so you and your partner can rest undisturbed. Suitable for back, side, or stomach sleepers, this mattress relieves pressure points while promoting healthy, comfortable sleep every night.

Excellent quality and very comfortable to sleep on. Sarah. Tottenham. Mon Apr 13 2026

Single (3')

Engineered for those who prioritise posture, control, and responsive support, this orthopaedic open coil reflex mattress delivers a firmer, more structured sleep experience with a refined level of comfort built in. At its core, the orthopaedic open coil spring unit forms a robust and supportive base. Designed with a firmer tension, it works to keep weight distributed evenly across the mattress, ensuring consistent support from edge to edge. Layered above, a high-performance reflex foam layer introduces immediate responsiveness. This material reacts quickly to movement, providing a supportive “push-back” feel that prevents excessive sinkage and maintains a stable sleeping surface throughout the night. The exterior is finished with a quilted fabric cover, offering a smooth, breathable surface with an added touch of softness. Combining firm orthopaedic support with responsive reflex technology and a more considered material approach, this mattress is designed for those seeking a disciplined, supportive feel with dependable comfort and lasting performance.

Kingsize (5')

Sleepy Castle Bonnell Spring Mattress: Revel in unparalleled comfort and superior breathability, meticulously crafted for the ultimate sleep experience. Embrace the luxury of the Bonnell spring system, promising serene nights and rejuvenation. Available in all standard sizes, this dream mattress arrives rolled and condensed in a single box for your convenience. Choose Sleepy Castle for nights transformed into restful escapes.

A really comfortable mattress at a great price!!. Anonymous. Thu Jul 23 2026

Kingsize (5')

The Jay-Be Benchmark S3 mattress features innovative sustainable sleep technologies. Combining a deep e-Spring core with supportive e-Fibre comfort layers, this mattress features Jay-Bes' revolutionary Memory e-Fibre which is a more environmentally friendly alternative to memory foam; offering pressure-relieving support throughout the night. Made in the UK and designed with the environment in mind, all Benchmark mattresses are 100% foam-free and feature Eco award-winning Advance e-Fibre™. This super-soft Advance e-Fibre not only helps improve moisture and temperature regulation but is also proven to offer significant environmental benefits* including • 90% Fewer CO2 emissions • 99% Less water used • 99% Reduced land use *Statistics are based on the life cycle analysis of Advance e-Fibre when compared to cotton. Results were verified by an independent body. The e-Fibre comfort layers used in these mattresses are made from 100% recyclable plastic bottles, diverting over 70 million from going into landfills or our oceans, and by choosing this mattress you are helping to prevent even more! Vacuum packed and rolled to maintain freshness and reduce carbon emissions during transportation. All Jay-Be Benchmark mattresses are backed by a five-year manufacturer’s guarantee.

I bought this for my 9 Yr old and he finds it very comfy and sleeps well on it.. Lulu. London. Tue Jan 17 2023

Kingsize (5')

Simple comfort that helps you sleep soundly—without any hassle. The Silentnight Essentials Memory Mattress is designed to keep things simple—and seriously comfy. It features lightweight, durable open coil springs that move with you, giving your whole body the support it needs from head to toe. We’ve added a layer of memory foam that gently hugs your shape, helping to ease pressure on your muscles and joints while you sleep. It feels great—and it does great things for your body too. With 323 open coil springs evenly distributing weight, this mattress helps improve spinal alignment and relieve pressure in all the right places. The soft knit cover adds a cosy finishing touch, and the hypoallergenic materials help keep your sleep space fresh and clean night after night. It’s got a medium comfort feel—nice and balanced, not too soft and not too firm. A great all-rounder, especially if you’re a side sleeper. As comfy as it is affordable, the Essentials range is all about the basics done right. Designed with everyday comfort in mind and made to order right here in the UK, this mattress also comes with a 5-year guarantee—so you can sleep easy, night after night.

Good quality but probably should have ordered a firm or medium-firm as it has sunk in areas since purchase.. Natalie. Birmingham, GB. Tue Feb 18 2025

Single (3')

Designed for sleepers who want firm orthopaedic support without sacrificing adaptive comfort, this orthopaedic open coil memory foam mattress delivers a more refined balance between structure and contouring. At its foundation, the orthopaedic open coil spring unit provides a reinforced, firmer level of support. The interconnected springs work to stabilise the body across the entire surface, promoting proper spinal alignment and reducing pressure build-up through consistent weight distribution. What sets this mattress apart is the addition of a memory foam layer, which introduces a more personalised level of comfort. The foam gently contours to the body, cushioning key pressure points while working in harmony with the firmer spring base. Between these layers, recycled comfort fillings add a subtle cushioning effect, helping to soften the transition between support and contouring while maintaining a more considered material composition. The mattress is completed with a quilted fabric cover, offering a smooth, breathable surface with added softness. Blending firm orthopaedic support with pressure-relieving memory foam, this mattress is built for those who want targeted comfort, controlled support, and a more tailored sleep experience in one durable, well-balanced design.

Kingsize (5')

Experience restful and supportive sleep with the Winksleep Orthopedic Memory Foam Spring Mattress, designed to combine the comfort of memory foam with the support of individually wrapped springs. The memory foam conforms to your body’s curves to relieve pressure and reduce fatigue, while the springs provide full-body support and minimize motion transfer, making it ideal for shared beds. Breathable, skin-friendly knitted fabric ensures airflow and a cool, comfortable night’s sleep. Available in 2FT6 Small Single, 3FT Single, 4FT Small Double, 4FT6 Double, and 5FT King, it fits most bed frames including divan, slatted, and ottoman beds. Delivered compressed, vacuum-packed, and rolled for easy setup, the mattress fully expands in about 24 hours for optimal comfort and performance.

Super comfy ideal for my teenage son. Nadine. Tue May 14 2024

Kingsize (5')

A quality hand-made mattress with orthopedic qualities, the mattress features a German-made spring system and a layer of high-density memory foam ensures a superb lifespan. Hand-tufted for improved durability deep button finish prevents tufts from irritating skin. Hand-tufted for improved durability with a deep button finish that prevents tufts from irritating skin. The high-density memory foam layer sits on deep layers of hypoallergenic fillings finished with a cool soft outer fabric cover. The mattress is supplied vacuum-packed and rolled for easy transportation and making it ideal for awkward attic rooms.

Super comfy! Came really quick and no faults. Lou. Stafford. Sun Mar 01 2026

Kingsize (5')

If you're looking for deeper, more comfortable sleep, the Edinburgh Mattress is made for you. Its strong 12.5g open coil springs give your body the support it needs to reduce aches, relieve pressure, and keep your spine aligned—so you wake up feeling refreshed, not sore. The soft, hand-tufted damask cover feels smooth and luxurious against your skin, while the plush polyester fillings add the perfect layer of comfort. You’ll stay cooler at night thanks to built-in air vents, and the easy-turn handles make flipping the dual-sided design simple—helping your mattress last even longer. Designed for comfort, support, and everyday luxury, the Edinburgh Mattress helps you sleep better and feel better, every single day.

Kingsize (5')

A pocket-sprung base and a memory foam layer make for an ideal mattress choice if you’re looking for both support and comfort. The tufted pocket memory 800 mattress provides a perfect medium comfort level for all.

Good value for money, I would have liked it a little firmer, but on the whole, I get a good night's sleep.. Lm. North East England. Sun Aug 10 2025

Kingsize (5')

Boasting a traditional Bonnell spring system, this Bonnell memory pillowtop mattress offers comfort and support through the night. With sumptuous layers of foam fillings and a soft knit mattress cover for added comfort and a soft touch. This mattress is enhanced with a luxury memory foam pillowtop layer to provide extra pressure relief and cushioning around the hips and shoulders. This mattress offers a medium/firm comfort feel, which is generally great for people who sleep on their backs. Made in the UK by the UK's most trusted bed brand Silentnight.

One of the best matressss I’ve had Nearly four years old still perfect. Vivienne. Ormesby Middlesbrough, GB. Thu Mar 12 2026

Kingsize (5')

This pocket-sprung 800 mattress features individual pocket springs that work independently to react to your body's movement and contours, offering complete support. This pocket-sprung mattress has a medium-firm feel and is perfect if you are looking for a mattress with a good combination of pressure relief and support.

Lovely mattress more on the softer side not firm at all. Phoebe. London, GB. Mon Jan 13 2025

Kingsize (5')

Upgrade your sleep with the Winksleep Ultra Cool Blue Memory Foam Mattress, designed to provide the perfect balance of comfort, support, and breathability. This medium-firm hybrid mattress combines a Cool Blue Memory Foam layer with a responsive open coil spring system, adapting to your body’s shape while maintaining lasting support. The advanced cooling foam enhances airflow and regulates temperature, keeping you refreshed all night. Ideal for all sleeping positions, it also features motion isolation to minimize disturbances from a partner’s movements. Hypoallergenic materials and a breathable quilted jacquard cover promote a cleaner, healthier sleep environment while adding durability and a touch of luxury. Perfect for upgrading guest rooms or main bedrooms, this mattress delivers a supportive, cool, and comfortable sleep experience every night.

Kingsize (5')

Experience a comfortable and supportive sleep with this mattress, featuring hypoallergenic fibre fillings for a cleaner, healthier rest. Its 12.5 gauge open coil spring unit offers reliable support, while the medium/firm tension provides the perfect balance for those who prefer a firmer feel. With a 25cm depth, this double-sided mattress can be easily flipped and rotated to ensure lasting durability.

Kingsize (5')

Looking for a high-quality and reliable mattress to enhance your sleeping experience? Look no further! This mattress is proudly crafted in the UK and offers the perfect combination of comfort and support. It features both a Top Comfort Layer and a Flipped Comfort Layer of Comfort Foam, which are strategically placed to provide you with the ultimate sleeping experience. The Top Comfort Layer is designed to adjust to your body's shape, offering a personalized level of comfort, while the Flipped Comfort Layer provides the perfect amount of support to keep your spine aligned throughout the night. So, if you're looking for a medium level of support and a comfortable night's sleep, this mattress is an excellent choice. Available in a range of sizes to fit any bed, you can rest easy knowing you've made the right choice.

Springs come through mattress, Would not recommend, very hard. Emma Egan. Chorley, GB. Fri Sep 05 2025

Kingsize (5')

Specifically designed to be practical and durable, the medium feel Crosby mattress is ideal for student housing or budget accommodation. This mattress is hand tufted for extra longevity and comes with a hard wearing cover

Kingsize (5')

This beautiful hand-crafted mattress offers all of the core features which set the Pocketo Collection apart from ordinary mattresses. With features such as four handles for easy maneuvering and eight air vents to provide breathability. Our dual-suspension 3000 pocket springs represent the most advanced spring technology on the market. They are designed to provide the ultimate in responsive support with an unbeatable degree of comfort and as well as maintaining outstanding airflow. As well as the pocket spring unit the mattress is topped with a lavish layer of latex memory foam which shapes to your body to add extra comfort.

Kingsize (5')

This beautiful hand-crafted mattress offers all of the core features which set the Pocketo Collection apart from ordinary mattresses. With features such as four handles for easy maneuvering and eight air vents to provide breathability. Our dual-suspension 3000 pocket springs represent the most advanced spring technology on the market. They are designed to provide the ultimate in responsive support with an unbeatable degree of comfort and as well as maintaining outstanding airflow. As well as the pocket spring unit the mattress is topped with a lavish layer of reflex memory foam which shapes your body to add extra comfort.

I can’t stop sleeping on it. I love it. Specifications are spot on and it feels twice as expensive as it is - bloomin marvellous xx. Jane. Hazel Grove Stockport, GB. Thu Feb 09 2023

Kingsize (5')

This beautifully hand-crafted mattress offers all of the core features that set the Pocketo Collection apart from ordinary mattresses. With features such as four handles for easy maneuvering and eight air vents to provide breathability. Our dual-suspension 3000 pocket springs represent the most advanced spring technology on the market. They are designed to provide the ultimate in responsive support with an unbeatable degree of comfort and as well as maintaining outstanding airflow.

Exceptional mattress, all aches and pains seem to go and it is definitely a firm mattress. Perfect for those with back issues. Strongly recommend. Anonymous. Mon Jun 05 2023

Kingsize (5')

This beautiful hand-crafted mattress offers all of the core features which set the Pocketo Collection apart from ordinary mattresses. With features such as four handles for easy maneuvering and eight air vents to provide breathability. Our dual-suspension 3000 pocket springs represent the most advanced spring technology on the market. They are designed to provide the ultimate in responsive support with an unbeatable degree of comfort and as well as maintaining outstanding airflow. As well as the pocket spring unit the mattress is topped with a lavish layer of gel memory foam which shapes your body to add extra comfort.

Kingsize (5')

Our Sareer Waldorf Crib 5 compliant mattress is an excellent choice for landlords, student accommodation, spare rooms, and the hospitality industry. It is made in the UK and contains a thick layer of reflex foam which shapes and moulds to the body, ensuring maximum support and comfort. The medium firm feel mattress has a depth of approximately 6inch. Featuring a striped 100% cotton cover, the material is natural, breathable and absorbs moisture, therefore any air trapped between the fabric and your body can circulate keeping you cool as you sleep. This cover is perfectly designed and woven tightly to prevent the possibility of dust mites. All the mattresses within the Sareer Contract range conform to BS7177 ignition source 5 for medium contract use.

Kingsize (5')

Looking for a high-quality and reliable mattress to enhance your sleeping experience? Look no further! This mattress is proudly crafted in the UK and offers the perfect combination of comfort and support. It features a Top Comfort Layer of Memory Foam and a Flipped Comfort Layer of Comfort Foam, which are strategically placed to provide you with the ultimate sleeping experience. The Top Comfort Layer is designed to adjust to your body's shape, offering a personalized level of comfort, while the Flipped Comfort Layer provides the perfect amount of support to keep your spine aligned throughout the night. So, if you're looking for a medium level of support and a comfortable night's sleep, this mattress is an excellent choice. Available in a range of sizes to fit any bed, you can rest easy knowing you've made the right choice.

Kingsize (5')

This beautifully hand crafted mattress offers all of the core features which set the Pocketo Collection apart from ordinary mattresses. With features such as four handles for easy manoeuvring and eight air vents to provide breathability. Our dual-suspension 3000 pocket springs represent the most advanced spring technology on the market. They are designed to provide the ultimate in responsive support with an unbeatable degree of comfort and as well as maintaining outstanding airflow. As well as the pocket spring unit the mattress is topped with a lavish layer of Cool Blue memory foam which shapes to your body to add extra comfort.

Anonymous. Wed Apr 01 2026

Kingsize (5')

An extremely durable mattress that is completely waterproof but breathable. Our nautilus mattress is a comfortable medium-firm feel that suits most body types and sleeping positions. Perfect for student accommodation and hostels due to its hard-wearing, watertight construction.

Kingsize (5')

Looking for a high-quality and reliable mattress to enhance your sleeping experience? Look no further! This mattress is proudly crafted in the UK and offers the perfect combination of comfort and support. It features both a Top Comfort Layer and a Flipped Comfort Layer of Comfort Foam, which are strategically placed to provide you with the ultimate sleeping experience. The Top Comfort Layer is designed to adjust to your body's shape, offering a personalized level of comfort, while the Flipped Comfort Layer provides the perfect amount of support to keep your spine aligned throughout the night. So, if you're looking for a medium level of support and a comfortable night's sleep, this mattress is an excellent choice. Available in a range of sizes to fit any bed, you can rest easy knowing you've made the right choice.

Kingsize (5')

This mattress features a 13.5 gauge open coil spring unit for reliable support, combined with hypoallergenic fillings for a healthier, more comfortable sleep. With a 21cm depth and double-sided design, it offers both durability and flexibility. The water-resistant Nautilus cover adds an extra layer of protection, while the mattress is certified to Contract Source 5 (BS7177), meeting high safety and quality standards for both residential and commercial use.

Kingsize (5')

Make sleepless nights a thing of the past with this coil-sprung mattress, perfect for any bedroom. Includes 2 cm of reflex foam for comfort. This mattress is vacuum-packed and rolled for quick and easy transport.

Perfect mattress for me. So so comfortable and bouncy.. Berenice. Rochester. Kent, GB. Fri Jun 04 2021

Kingsize (5')

Achieve a great night's sleep with this deep open coil mattress with cotton and fiber fillings provides a great soft feel. The cover along with the fillings stops bacterial growth and any odors or mildew growth. Eliminating dust mites has a number of health benefactors such as reducing the risk of asthma and therefore maintaining a fresh and natural sleeping environment easing you into a gentle sleep. The soft-touch knit fabric provides a soft luxury feel. Delivered rolled for your convenience, this mattress does not require turning.

Very comfortable. Sameh. Watford, GB. Sat May 23 2026

Kingsize (5')

This is a very comfortable, smart looking medium-firm model, designed with layers of natural fillings comprising cotton, silk and temperature-regulating wool. All topped by a hypoallergenic, quilted sleeping surface. It includes a firmer open coil in the support core, for overall perfect balance. A popular natural choice which comes with a one year warranty, and available in a range of sizes to suit your bed: Single (3ft), Small Double (4ft), Double (4ft 6ins), Kingsize (5ft), and Super King (6ft).

i was expecting to a normal mattress but is very big ! you dont need bed frame is very tall . very soft and nice. Marius. Surbiton, . Sat Feb 13 2016

Kingsize (5')

This is a firm orthopaedic mattress, thanks to the 12.5 gauge open coil sprung unit. It has a damask fabric cover, is hypo-allergenic, has handles for ease of moving the mattress, and air vents to allow the mattress to breathe. The mattress fits all standard UK bed sizes and is deep.

Kingsize (5')

This is done by spreading your body weight out evenly over the surface of the mattress resulting in less pressure on key areas of the body such as the back and neck. Full support is provided from head to toe guaranteeing you a great night’s sleep. The cover along with the fillings stops bacterial growth and any odors or mildew growth. Eliminating dust mites has a number of health benefactors such as reducing the risk of asthma and therefore maintaining a fresh and natural sleeping environment easing you into a gentle sleep. The soft-touch knit fabric provides a soft luxurious feel.

Lasted quite a long time before I needed to replace it. Sam. Baglan Port Talbot, GB. Sun Apr 27 2025

Kingsize (5')

Achieve a great night's sleep with this extremely comfortable mattress. Complete with anti-dust mite, anti-bacterial and anti-microbial properties, as well as a moisture-managing system ensuring the ultimate fresh sleeping environment to encourage a great night's sleep.

This was for a second bed base which i also bought from you. So for a year or so I've had a queen size bed next to the above-mentioned bed bed with no gap in between so it's bed space from the radiator underneath the window to the opposite wall.. Rafiel. Sheffield, GB. Sun Jul 30 2023

Kingsize (5')

This is a medium to firm orthopedic mattress, thanks to the 12.5 gauge open coil sprung unit. It has a damask fabric cover, is hypo-allergenic, has handles for ease of moving the mattress, and air vents to allow the mattress to breathe. The mattress fits all standard UK bed sizes and is deep. The surface is also hand-tufted, and the border is quilted.

Kingsize (5')

This is a medium mattress, thanks to the 13.5 gauge open coil sprung unit. It has a Damask fabric cover, and the border is quilted. It is hypo-allergenic and fits all standard UK bed sizes. The mattress is deep.

Gary. Uddingston Glasgow, GB. Fri Aug 04 2023

Kingsize (5')

This is a medium orthopaedic mattress, thanks to the 13.5 gauge open coil sprung unit. It has a damask fabric cover, and the border is panel quilted. It, is hypo-allergenic and fits all standard UK bed sizes. The mattress is deep.

Kingsize (5')

This is a medium firmness orthopaedic mattress, thanks to the 12.5 gauge open coil spring unit. The cover is made with a Damask fabric and is panel quilted. It is hypo-allergenic and fits all standard UK bed sizes. The mattress is deep.

Kingsize (5')

This is a medium orthopaedic mattress, thanks to the 12.5 gauge open coil spring unit. The cover is made with a Damask fabric and the border is quilted. It is hypo-allergenic, and has a quilted border, and fits all standard UK bed sizes. The mattress is deep.

Kingsize (5')

This is a medium mattress, thanks to the 13.5 gauge open coil sprung unit. Complete with a 25mm layer of memory foam, it has a knitted fabric cover and wool safe barrier, and the border is quilted. It is hypo-allergenic, and fits all standard UK bed sizes. The mattress is deep.

Kingsize (5')

This is a soft to medium mattress, thanks to the 13.5 gauge open spring unit. It has a stitch bond fabric cover and is panel quilted. It is hypo-allergenic and fits all standard UK bed sizes. This mattress may be more suitable for smaller children to sleep on, or for occasional usage. The mattress is deep.

Kingsize (5')

This is a very firm orthopedic mattress, thanks to the 12.5 gauge open coil sprung unit. It has a damask fabric cover, is hypo-allergenic, has handles for ease of moving the mattress, and air vents to allow the mattress to breathe. The mattress fits all standard UK bed sizes and is deep.