Value and beauty! Introducing the new Grayson memory foam mattress from BedTech. This 7 inch mattress combines premium ventilated gel-foam and the soft to the touch blue knit cover. The new wave grey fabric has a modern look all its own! All Bedtech memory foam mattresses are made of high-quality memory foam and gel material. This mattress is perfect for young children, young adults and guest bedrooms. The Grayson also fits perfectly under daybeds and on top of trundle beds.