Beautyrest 3" Convoluted Foam Mattress Topper, Full ALL NIGHT COMFORT - Cradles your body as you sleep SUPPORTIVE FOAM  This 3.75" topper brings an additional layer of supportive comfort to your mattress EFFORTLESS LUXURY  Instantly increases the comfort of your mattress, creating a luxurious sleeping environment EASY CARE - Spot clean foam BEFORE USE - Please allow 24-48 hours before laying on your topper. Unroll and let it recover to its true size. If you lay on it before the recovery period is up, it will never return to its true size.