Experience the amazing MyPillow Topper. MyPillow 3 inch Topper combines some of the most advanced sleep technology you've ever experienced without costing Thousands of Dollars! -MyPillow patented foam, in a solid piece, provides superior support and durability.Transitional foam provides optimal comfort, evenly distributes body weight and helps relieves pressure points. Patented cover made from Phase Change Material to keep your body temperature regulated throughout the night -Works with Any Bed! -No wires, Fans, Hoses or Moving Parts -COMPARE TO OTHER TEMPERATURE CONTROLLED PRODUCTS COSTING THOUSANDS! -Portable! Take it with you Hunting, Camping, Dorms, RV’s, Trucks! -Zippered Cover. -Cover Can be washed and dried.