Contura 4" Gel Memory Foam Topper: * Stay cool for a comfortable night"s sleep * High density base provides long lasting support * Soft and comfortable rayon fabric constructed from sustainable bamboo fiber * 1.5" convoluted memory foam with an additional 2.5" of support foam * Available in a variety of sizes * Product Dimensions: * Twin: 74"L x 38"W x 4"H 14 lbs. * Twin XL: 79"L x 38"W x 4"H 16 lbs. * Full: 74"L x 53"W x 4"H 19 lbs. * Queen: 79"L x 59"W x 4"H 22 lbs. * King: 79"L x 75"W x 4"H 28 lbs. * Cal King: 83"L x 71"W x 4"H 28 lbs.