Double Mattresses (under 15cm Thick) Under £150

Sleep. Grow. Thrive. The Thrive Kids Trundle Eco Comfort Foam Mattress is designed to give children and teens a supportive, comfortable night’s sleep at an affordable price. Built with high-density Eco foam, this medium-firm mattress provides orthopaedic support that helps growing bodies maintain healthy posture and proper spinal alignment. Perfect for trundle beds, bunk beds, cabin beds, and guest beds, the low-profile design fits safely and securely into most raised frames. The silent, spring-free foam construction ensures no noisy springs or motion transfer, making it ideal for shared bedrooms, sleepovers, or light sleepers. This mattress is UK made with over 20 years of mattress-making experience, using CertiPUR certified foam and BS7177 fire safety compliant. The quilted, zip-off machine-washable cover keeps the mattress fresh, while the hypoallergenic, dust-mite resistant foam supports a healthier sleep environment for children. Lightweight, durable, and easy to clean, the Thrive Kids mattress is a smart, value-for-money choice for parents looking for comfort, support, and practical features without overspending.

Just as described, needed a mattress for a trundle bed and this is fine. It’s for the grandchildren so I haven’t used it yet but looks and feels ok.. Sg. Bedworth, GB. Fri Oct 23 2026

Designed to provide supportive everyday comfort, this 12.5cm deep full-foam mattress features next-generation open-cell Reflex Foam with a medium-firm feel. With no springs inside, the mattress provides consistent support across the sleeping surface while offering a comfortable combination of cushioning and responsive bounce-back. The Reflex Foam structure is made up of thousands of tiny air cells that compress and respond as you lie on the mattress. This allows the foam to gently contour to the body while providing supportive resistance and returning to its original shape when not in use. Finished with a soft, breathable fabric across both the sleeping surface and border, the mattress encourages airflow to help manage excess heat and maintain a fresh and comfortable sleeping environment throughout the night. For convenient delivery and easier handling around the home, the mattress is compressed, vacuum-packed, rolled and boxed. Once unpacked, allow approximately 24–48 hours for the mattress to fully expand and return to its intended size and shape.

Firm mattress as described. Received next day with free delivery. Very happy. Asc. London. Wed Aug 05 2026

This foldable mattresses is made of Certified memory foam and bamboo charcoal hight density foam. It offers high-quality resilience. It provides comfortable support for the body while effectively relieving pressure on the body and giving you a cool, cloud-like sleeping experience. This mattress is the perfect combination of comfort, durability, and convenience, making it an ideal choice for anyone.

Comfy mattress, thicker than expected. Only downside is the gap in the middle I ended up having to buy a mattress topper to smooth it out.. Shan. London, GB. Sun Oct 18 2026

Our slimmest mattress, made for the lowest bed frames — a great choice for a child's first proper mattress in bunk beds, cabin beds and mid-sleepers. Visco-elastic memory foam moulds to your child's shape, supporting the spine and neck while dispersing weight evenly to ease pressure at the shoulders, hips and lower back. Its open-cell structure lets air circulate freely, and the foam is dust mite and mildew resistant. Delivered rolled and boxed. Once unwrapped, allow 48–72 hours in a well-heated, well-ventilated room for the mattress to expand to full size and for the initial foam odour to clear. General information: Manufacturer's 1 year guarantee.

Bought it as a bed topper. Very happy with the purchased. Delivered on time. Yaku. Cork, Ireland. Tue Jan 21 2025

Designed for restorative sleep, this 11cm 3‑layer foam mattress combines cooling memory foam, soft comfort foam, and high‑density support foam to deliver pressure relief and balanced spinal alignment. The breathable, skin‑friendly cover and OEKO‑TEX® certified foams create a safe, comfortable sleep environment. Fully compliant with UK fire safety standards (BS 7177), this versatile mattress is suitable for bed frames, sofa beds, or floor use. Available in Single(90x190cm), Small Double(120x190cm), Double(135x190cm) and King(150x200cm) sizes to suit different bed types.

Very comfortable. Melvito. Mon Jun 29 2026

A little extra depth for a first grown-up bed — ideal for teenage girls moving on from a bunk or cabin frame, while still fitting compact frames comfortably. Visco-elastic memory foam moulds to your shape, supporting the spine and neck while dispersing weight evenly to ease pressure at the shoulders, hips and lower back. A firmer layer beneath holds you level, which matters while you're still growing. Delivered rolled and boxed. Once unwrapped, allow 48–72 hours in a well-heated, well-ventilated room for the mattress to expand to full size and for the initial foam odour to clear. General information: Manufacturer's 1 year guarantee.

My son loves his new mattress. He said it’s so nice not having a spring sticking in his back!. Jo. Sat Mar 14 2026

The Westwood Ortho Firm Foam Mattress by The Foam People has been carefully designed to provide reliable firm support, practical comfort, and long-lasting durability for everyday use. Featuring a high-density reflex foam core, this orthopaedic mattress helps to evenly distribute body weight while promoting healthy spinal alignment, making it an excellent choice for those who prefer a firmer sleeping surface.At 10cm deep, the Westwood mattress combines supportive comfort with a compact, low-profile design that is ideal for a wide range of bed types and spaces. Whether used on bunk beds, cabin beds, guest beds, trundle beds or day bedsthis versatile foam mattress offers dependable comfort without unnecessary bulk.The breathable hypoallergenic cover helps create a fresher and more comfortable sleeping environment, while the lightweight construction makes the mattress easy to move, rotate, and position when needed. Designed and manufactured in the UK, the Westwood Ortho Firm Foam Mattress is crafted using quality materials to deliver excellent value, practicality, and performance.Perfect for children, teenagers, guest rooms, occasional use sleeping spaces, and leisure vehicles, this mattress is an ideal solution for customers seeking firm orthopaedic-style support in a slim and versatile design. Delivered rolled and boxed for convenience, the mattress quickly expands and is ready to provide supportive comfort night after night.

The Contract Crib 5 Orthopaedic Foam Mattress has been specifically developed for high-demand commercial environments where durability, comfort and safety are essential. Ideal for landlords, student accommodation, universities, schools, care homes, hotels and residential establishments, this mattress combines long-lasting performance with reliable everyday comfort. Constructed from high-density orthopaedic reflex foam, this 10cm (4") deep mattress provides a supportive sleeping surface designed to promote healthy spinal alignment whilst delivering excellent support across the back, hips and shoulders. Finished in a premium dual-sided Nautilus fabric, the mattress is both breathable and water-resistant. Integrated airflow properties help maintain a cool, fresh and hygienic sleeping environment, whilst the water-resistant finish helps protect against everyday spills and moisture. Manufactured using hypoallergenic, anti-bacterial and anti-dust mite materials, this mattress is ideal for shared and commercial environments. It is fully compliant with BS7177 Crib 5 (Medium Hazard) fire safety regulations, making it suitable for establishments requiring enhanced fire-retardant certification as well as domestic use. For added convenience, every mattress is vacuum packed, rolled and boxed for easier transportation and delivery.

Very good mattress Thick and comfy. Anonymous. Wed Apr 22 2026

Thrive Kids Eco Comfort Foam mattress is designed with children’s comfort and safety in mind. Its 14cm high, medium-firm foam core provides a stable, supportive sleeping surface that promotes healthy posture and spinal alignment, perfect for kids, toddlers, and teenagers. The low-profile design makes it especially suitable for trundle beds and bunk beds, fitting securely while offering consistent support. Made in the UK using high-density EcoFoam sourced from recycled materials, the mattress is durable, safe, and environmentally conscious. It meets BS7177 fire safety standards and is CertiPUR-US certified for low chemical emissions, giving parents confidence in both comfort and quality. The removable, machine-washable quilted zip cover makes cleaning easy - ideal for busy households, sleepovers, or guest rooms. The sanitised, hypoallergenic foam naturally resists dust mites and allergens, helping to maintain a cleaner, healthier sleep environment for allergy-sensitive children. With a spring-free design, the mattress is silent and absorbs motion, ensuring uninterrupted sleep for light sleepers or siblings sharing a room. Practical, durable, and eco-friendly, it’s the perfect mattress for trundles, bunk beds, and guest use.

Disappointing Quality and Unpleasant Smell Unfortunately, Im very disappointed with this mattress. I bought it for my son, but I found it far too dense, heavy and uncomfortable. Im also not happy with its overall structure and quality. On top of that, it has a very strong, unpleasant smell that simply wont go away, even after several days. I expected much better quality, especially from a mattress designed for children. I wouldnt recommend it.. Rafaela. London, GB. Fri Oct 30 2026

This foldable gel-infused memory foam mattress delivers supportive medium-firm comfort with excellent pressure relief. The tri-fold design is easy to store, move and use for guests, camping or small spaces. A breathable removable cover keeps the surface hygienic, while the mattress ships conveniently compressed in a box.

Love this perfect for guest, it’s compact easy to put away and comfortable. Anonymous. Tue Aug 04 2026

This mattress offers a top layer of memory foam for comfort and a middle layer of Reflex foam and base layer of EcoFoam for support. Memory foam is soft and pliable allowing it to follow the outline of your body. With a layer of pressure-sensitive memory foam, it is recommended by chiropractors and doctors alike. This mattress supports your body and spine, allowing your body to find a good position and improving blood circulation, resulting in improved sleep. A thick bottom layer of EcoFoam foam is used as the support mechanism/foundation layer in this mattress, providing a supportive layer to ensure your weight is distributed properly. This mattress is completed with a zip-off, double jersey, quilted, dry cleanable cover for improved comfort. This product has been designed and manufactured in the United Kingdom to provide high quality and ensure it conforms to all British fire regulations. Please note: The additives used in the manufacturing of foam may give rise to a slight odour. If this should occur, please remove all packaging and store it in a well-ventilated room for 48 hours. The odour is safe and will dissipate over time.

Perfect item, looks amazing in my new room!. Demi. Hull, GB. Thu Oct 01 2026

Ensure a comfortable and restful night’s sleep with this Bunk Bed Foam Mattress, designed specifically for practicality and support in shared or compact sleeping spaces. Delivered flat packed for easy transport, setup is simple—just unbox the mattress, remove the outer packaging, unroll it onto your bed, carefully slice open the vacuum seal, and allow up to 72 hours for it to fully expand before use. The high-density foam core provides a supportive and durable foundation, helping to evenly distribute body weight and maintain a good sleeping posture. Its soft, yet resilient foam layer adapts to the body, relieving pressure points and promoting a more comfortable sleep experience. Lightweight, convenient, and designed for bunk beds or smaller spaces, this mattress combines ease of use with long-lasting comfort for both children and adults.

Good and soft. Pleasure to sleep on it.. Anonymous. Wed Oct 21 2026

This Floor Mattress features a 4-fold design that allows for flexible positioning and easy storage, ideal for guest accommodation, meditation spaces, travelling, camping, and caravans. Made up of soft and breathable fabric cover, gel memory foam and support base foam layer, it conforms to your natural contours, helping to relieve pressure points and promote better spinal alignment for enhanced sleep comfort.

Great bit of kit. Value and quality. Carl. Tue Jun 02 2026

Experience superior comfort with the PureDream Memory Foam Mattress by DS Living, designed to support restful, undisturbed sleep. Featuring Intelli-Memory Foam that adapts to your body’s contours, it provides pressure relief and promotes spinal alignment, while the durable high-density OptiCore base ensures lasting support for all sleep positions. This 13cm thick mattress is ideal for lighter weight users and children up to the age of 15, as we typically recommend 15cm and under for younger sleepers. For adults, we suggest choosing a mattress that is 20cm or thicker for optimal support and comfort. The soft-knit, removable, and washable cover ensures a fresh, hygienic sleep environment, while breathable materials help regulate temperature. Delivered as a mattress in a box, it quickly expands to its full size upon unpacking, with a 10% expansion variance that’s normal for memory foam. Proudly crafted in the UK, the PureDream mattress meets BS 7177 fire safety standards and is CertiPUR-certified, ensuring it’s free from harmful chemicals. Safe for your family and built to last, it’s the best memory foam mattress for those seeking premium comfort and peace of mind.

Very strong odour. Anonymous. Wed Oct 21 2026

An all-foam mattress designed using high-quality materials for an uninterrupted night's sleep. The mattress features high-density reflex foam as its core material. Reflex foam is a no-sink material as a very supportive and durable foam. Unlike memory foam, reflex foam is fairly firm, is not temperature sensitive, and does not mold to your body, it provides a relatively quick bounce back. Due to these special properties, the foam provides great support, it will distribute your weight evenly to relieve pressure from key areas such as your neck, shoulders, hips, and back. Due to the springless design, the mattress allows for a silent, undisturbed night's sleep. 'No roll together is a great advantage to an all-foam reflex mattress. This means both users will not find themselves rolling towards the middle of the mattress, you will also not disturb a sleeping partner when moving around at night. The mattress comes complete with a quilted cover for extra comfort. The cover is also removable to allow for easy cleaning and maintenance. Sanitized materials are used to provide hypoallergenic and anti-dust mite properties. A great mattress for allergy and asthma sufferers. This mattress is vacuum-packed and rolled for easy delivery. Please allow up to 72 hours once opened for the mattress to expand and reform to its original shape. Please Note: The additives used in the manufacturing of foam may give rise to a slight odor. If this should occur, please remove all packaging and store it in a well-ventilated room for 48 hours. The odor is safe and will dissipate over time.

Nice mattresses!. Shimaa. London, GB. Wed Apr 15 2026

Giving you the perfect blend of comfort and support without the need for a thicker mattress, the 12cm deep Reflex delivers on quality and affordability. Available in Shorty, Small Single, Single, Small Double, Double and King sizes. Topped with a layer of responsive memory foam on a base of reflex foam, all encased in a hypoallergenic Tencel cover, the medium firm comfort level is suited to all sleepers, no matter your position, making it a great choice for guest beds or children’s rooms. The slim profile is also ideal for bunk beds, holiday homes, and caravans. Especially designed to reduce roll-together through minimised movement transfer, this mattress is perfect for couples, and since there are no springs, the noise-free sleep experience helps to reduce waking periods, giving you a more restful night.

Very comfortable, would definitely recommend!. Anonymous. Sat Sep 12 2026

Experience exceptional comfort and lasting support with the Sareer Reflex Plus Matrah. Designed with an extra-thick layer of premium Reflex foam, this mattress delivers a soft yet supportive sleep surface that adapts naturally to your body. The high-quality Reflex foam is manufactured without fillers, ensuring it won’t crumble or lose its shape over time, so you can enjoy consistent comfort and durability for years to come. Finished with a luxurious two-way stretch cover, the Reflex Plus Matrah offers a smooth, soft-touch feel and added convenience. Providing a medium-to-firm sleeping surface, it is ideal for sleepers who value excellent back support. Versatile and practical, this mattress is perfectly suited for bedsteads, bunk beds, and foldaway beds, making it a dependable choice for a wide range of spaces. Crafted by Sareer, the Reflex Plus Matrah combines comfort, resilience, and thoughtful design for a better night’s sleep.

Nice and comfortable. Anonymous. Fri Sep 18 2026

Our budget Recon foam mattress is great value for anyone who is looking for a firm mattress and does not like the feel or warmth associated with memory foam, or the bounce that comes from springs. Recon foam is a non-reacting foam and therefore provides great orthopaedic support to the body. This silent mattress is suitable for all bed types. Single-sided mattress - please do not turn. Vacuum packed and rolled for easy delivery and transportation. Please note: once unrolled the mattress requires up to 72 hours to fully expand and reform to its original shape. The additives used in the manufacturing of foam may give rise to a slight odour. If this should occur, please remove all packaging and store in a well ventilated room for 48 hours. The odour is safe and will dissipate overtime.

Came air packed but opened up properly within 48 hours. Comfy mattress really good price. Samantha. Grangemouth, GB. Sun Sep 15 2024

Give your child a comfortable, supportive night’s sleep with the Thrive Kids Trundle Support Foam Mattress. Designed with a practical 10cm low-profile design, this mattress is ideal for trundle beds, bunk beds and guest beds, making it a versatile choice for children’s bedrooms and occasional sleeping arrangements. Made in the UK using high-density reflex foam, the mattress provides balanced, medium/regular comfort while helping to distribute body weight evenly for reliable support throughout the night. The supportive foam construction is designed for children and teenagers, while the compact profile makes it particularly well suited to space-saving bed frames. The hypoallergenic foam makes the mattress a practical choice for allergy-sensitive children, helping to create a more comfortable sleeping environment. A removable cover also makes everyday care and cleaning easier. For convenient delivery and handling, the mattress is vacuum packed and rolled. Once unpacked, simply allow up to 72 hours for the mattress to fully expand before use. Manufactured in the UK, the Thrive Kids Trundle Support Foam Mattress conforms to British Fire Regulations, providing added reassurance for parents.

Anonymous. Thu Sep 10 2026

Our budget recon foam mattress is great value for anyone who is looking for a firm mattress and does not like the feel or warmth associated with memory foam, or the bounce that comes from springs. Recon foam is a non-reacting foam and therefore provides great orthopaedic support to the body. This silent mattress is suitable for all bed types. Single-sided mattress - please do not turn. Vacuum packed and rolled for easy delivery and transportation. Please note: once unrolled the mattress requires up to 72 hours to fully expand and reform to its original shape. The additives used in the manufacturing of foam may give rise to a slight odour. If this should occur, please remove all packaging and store it in a well-ventilated room for 48 hours. The odour is safe and will dissipate over time.

Excellent piece of kit. Best value for money.. Anonymous. Sun Dec 01 2024

An Ortho foam quality mattress provides firm orthopaedic support when used on either a divan base or a bed frame, helping to maintain the correct alignment of the spine and neck for a healthier and comfortable night sleep. Please note that fabric patterns may vary slightly from what’s pictured, but the quality remains the same.

Helped my back problems. Anonymous. Sat Jul 04 2026

Give your child the comfort and support they need for a restful night’s sleep with our Kids Memory Foam Mattress. Thoughtfully designed for growing bodies, this mattress combines gentle comfort with reliable support to help promote healthy spinal alignment. The cosy knitted cover provides a soft, breathable sleep surface, creating a comfortable environment throughout the night. Beneath the cover, the responsive memory foam layer gently contours to the body, helping to relieve pressure and enhance overall comfort. The supportive foam base adds stability and durability, ensuring consistent support night after night. With a medium firmness feel, this mattress offers the ideal balance of comfort and support, making it perfect for children and growing sleepers. Invest in better sleep and lasting comfort with our Kids Memory Foam Mattress — designed to help your child wake up refreshed and ready for the day.

As described. Sandra. Fri Nov 01 2024

Our budget Recon foam mattress is great value for anyone who is looking for a firm mattress and does not like the feel or warmth associated with memory foam, or the bounce that comes from springs. Recon foam is a non reacting foam and therefore provides great orthopaedic support to the body. All materials are hypoallergenic and sanitised - perfect for allergy sufferers. Also includes anti dust mite properties. This silent mattress is suitable for all bed types. Single sided mattress - please do not turn. Vacuum packed and rolled for easy delivery and transportation. Please note: once unrolled the mattress requires up to 72 hours to fully expand and reform to its original shape. This mattress is available in multiple sizes including: 3FT single, 4FT Small Double, 4FT6 Double, 5FT King.

Really good. Bought for a small kids bed.good quality. Anonymous. Sat Dec 07 2024

This 7cm memory foam mattress topper enhances your bed with medium comfort and soothing pressure relief. The 7-zone ergonomic design adapts to different body areas, supporting shoulders, waist and hips for better alignment. Soft, resilient foam helps improve sleep quality, upgrade comfort and refresh your mattress instantly.

The Sareer kids memory foam mattress features a comfortable 4-inch depth, providing optimal support for growing children. Its vibrant red edge adds a playful touch, while the soft white cover ensures a clean and inviting sleep environment. This mattress is designed to promote restful sleep, making it an ideal choice for children's bedrooms.

Introducing our Kids Cool Blue Memory Foam Mattress, thoughtfully designed to provide your child with a comfortable and supportive sleep environment. The soft knitted cover creates a cosy sleep surface, while the medium firmness helps promote proper spinal alignment and pressure relief as they rest. The cool blue memory foam layer helps regulate temperature, creating a refreshing and comfortable sleep experience throughout the night. Built with durable materials, this mattress is designed for long-lasting comfort and everyday use, helping your child enjoy a better night’s sleep.

Great quality mattress. Julia. Bolton, GB. Mon Dec 09 2024

Experience everyday comfort with the 14cm Reflex Foam Mattress. Thoughtfully designed to support restful, rejuvenating sleep. With a depth of 14cm, its slim profile offers the perfect balance of softness and support, making it an ideal choice for children’s beds, guest rooms, bunk beds, or anyone who prefers a lower-profile sleep surface. Available in all standard sizes, this high-specification mattress is crafted from super high-density reflex foam, providing long-lasting durability and reliable support Crafted from high-quality reflex foam, this mattress gently contours to your body, helping to relieve pressure points while maintaining consistent support throughout the night. Its lightweight design makes it easy to handle and position, while still delivering dependable durability for everyday use. Breathable and comfortable, this mattress promotes a refreshing and comfortable sleep, ensuring an optimal sleeping environment. Giving you the perfect blend of comfort and support without the need for a thicker mattress, the 14cm deep Reflex foam delivers on quality and affordability.

The Dream Sleep Mattress is made from unique upper layer of high density visco-elastic polymer gel. It 's elastic ability allows it to conform to your body shape to relieve pressure points across the body. This improves blood circulation and improves your sleep.

The spring mattress features a premium spring system with double the amount of comfort fillings & memory foam of other budget mattresses creating an exceptional class-leading mattress. We’ve torn up the budget mattress rulebook by doubling the number of fillings and memory foam and doubling the comfort compared to other budget mattresses. It's budget mattresses redesigned, redefined, and revolutionized with the Wayfair Sleep-Cool touch AC sleep surface: the Wayfair Sleep-Cool touch sleep surface is up to 10 times more breathable than standard cool touch providing air-conditioned sleep for your body by regulating core temperature and inhibiting overheating whilst asleep. Our sleep scientists have created a sleep surface design with a luxurious diamond quilted design that actively supports the body’s key pressure points for a stress-free and pressure-relieving night’s sleep.

Very comfy and great value for money. Terri. Wed Aug 26 2026

Discover the ideal balance of softness and support with the BedStory Hybrid Comfort Mattress. This mattress features a thoughtful hybrid design that combines responsive bonnell spring coils with multiple layers of conforming foam. The result is a sleep surface that cushions your body while providing firm, durable support where you need it most. Enhanced with practical health-conscious features like charcoal-infused foam and certified anti-mite fabric, it’s built for lasting comfort and everyday freshness.

Great bed, easy to assemble with instructions, no conplaints. John. Sheffield, GB. Mon Jun 08 2026

This anti-allergy mattress protector prevents the growth of bacteria and is dust-mite resistant to help you sleep more comfortably. Crafted from cotton for a soft feel, this topper has a zip fastening, making it easy to remove, and is machine washable for easy care.

Perfect so easy to put on and take off for washing. Jolanta. Washington, GB. Thu Feb 15 2024

The mattress offers a perfect balance between comfort and support, providing you with the ideal sleeping experience. Available in both 4 and 6-inch thickness options, you can select the one that best meets your preferences and needs. Additionally, the mattress comes in a range of sizes, allowing you to find the perfect fit for your bed. Whether you have a single, small double, double or king-sized bed, there is a Recon mattress for you. With its carefully designed construction, the mattress ensures optimal comfort, relieving pressure points and promoting a restful night's sleep. Say goodbye to tossing and turning and wake up feeling rejuvenated and energized with the Recon mattress.

Really firm a little to thin but I read wrong so that was my mistake. Naphtali. Rotherham, GB. Thu Sep 05 2024

This 14cm deep mattress offers great value and is ideal for kids and teens. Its unique core features Ecofoam for head to toe support.