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. Made from a high-density foam base layer, with a soft and thick top layer of Visco elastic memory foam for added support. Temperature-sensitive with anti-bacterial and hypoallergenic properties, this mattress is ideal for allergy sufferers. The memory foam top layer naturally molds to your body shape for added comfort and support All foams in our are tested and certified by certiPUR and meet rigorous environmental standards for their chemical content, durability, and performance. So you can rest assured that you will receive high-quality sleep at an affordable price. Our soft-knit, machine-washable cover means stains aren't anything to worry about! Easy to remove, and easy to put back on thanks to the zip design, breakfast in bed isn't a disaster waiting to happen! Cover design may vary We recommend 4-inch, 5-inch, and 6-inch thicknesses for children and teens.