Thin Memory Foam Mattresses Under £150

Single (3')

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.

Comfy and great for my little boy. Not as thick as I was expecting and if you are slightly heavier then maybe not the best. Gabrielle. Willerby Hull, GB. Mon Dec 15 2025

Single (3')

Stay comfortable as you sleep with the luxury memory mattress. Carefully calibrated, the structure of the memory foam we use was selected for maximum support and maximum comfort. Using your body heat to mold to your contours, every pressure point is orthopedically supported and the weight of your body is distributed.

Bought it as a bed topper. Very happy with the purchased. Delivered on time. Yaku. Cork, Ireland. Mon Jan 20 2025

Single (3')

Stay comfortable as you sleep with the luxury memory mattress. Carefully calibrated, the structure of the memory foam we use was selected for maximum support and maximum comfort. Using your body heat to mold to your contours, every pressure point is orthopedically supported and the weight of your body is distributed.

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

Single (3')

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. Thu Oct 31 2024

Single (3')

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.

Single (3')

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.