This 1 1/4" thick mattress topper cradles and comforts your body, offering less tossing and turning for a deeper, more restorative night's sleep. The 100% visco-elastic foam is designed to ease stress on critical pressure points through its five zones of specialized channels that respond to your body shape and continually self adjust for comfort. Fits easily under your existing sheets. Mattress topper is anti-microbial treated to help inhibit odor-causing bacteria to the mattress topper. Twin measures 34" W x 72" L, Full is 50" W x 72" L, Queen measures 56" W x 76" L, King is 74" W x 76" L and California King is 68" W x 78" L. Spot clean. 5-year warranty. Made in the USA.