XEC1180 Features: * Memory foam topper * Memory foam made with ""green"" soy based polyols * Toppers are all 2.5 lb. dense memory foam * Topper are the following heights or thicknesses: 2"", 2.5"", 3"", and 4"" Dimensions: * Twin: 2"" - 4"" H x 38"" W x 75"" D * Twin XL: 2"" - 4"" H x 38"" W x 80"" D * Full: 2"" - 4"" H x 53"" W x 75"" D * Queen: 2"" - 4"" H x 60"" W x 80"" D * King: 2"" - 4"" H x 76"" W x 30"" D * California King: 2"" - 4"" H x 72"" W x 84"" D Warranty: * 3-year limited manufacturer warranty on material and labor