Sleep Comfort 2-Inch Gel Memory Foam High Loft Topper with Waterproof Cover, Queen 100% Polyester Made in US Helps relieve pain in feet, legs and lower back Top surface fabric is same high-performance coated textile used as upholstery in fine homes, on yachts, and in high-end automobiles Wipes clean with mild soap and water Non-slip bottom with additive to fight mold and mildew Designed and assembled with pride in the USA Draws uncomfortable warm air away from your body Open nature of textured side provides improved air flow Polyester knit fabric cover features an air-permeable backing that serves as a moisture barrier Reduces tossing and turning for a deep, healthy night's sleep Memory foam is resistant to dust mites and is naturally antimicrobial