Add a layer of protection and luxury to your bed with the Serene Foam Mattress Topper. Serene foam, one of Carpenter Co.s latest innovations in foam development, is enhanced with Supportive Air Technology, which helps reduce pressure on critical areas of the body. Serene foam is designed to provide more consistent comfort than memory foam and exceptional durability. This foam is not temperature-sensitive and it also reduces motion transfer, leading to a more peaceful nights sleep. Includes a knit cover with a breathable mesh gusset. Cover is machine-washable for easy care. Includes (1) Topper and (1) Cover 2 of Serene foam enhanced with Supportive Air Technology; increases support while reducing pressure Serene foam reduces motion transfer for a more peaceful nights sleep Serene foam features IsoFresh odor-neutralizing technology Serene foam is CertiPUR-US certified Features a removable knit cover with a breathable mesh gusset Foam is proudly manufactured in the USA; cover is imported Toppers are compressed and rolled for easy handling at delivery Spot clean only foam; cover is machine-washable 3-Year Limited Warranty Serene is a registered trademark of Carpenter Co.; Comfort Tech, Supportive Air Technology and IsoFresh are trademarks of Carpenter Co.; CertiPUR-US is a registered certification mark of Alliance for Flexible Polyurethane Foam, Inc.Dimensions: Twin Dimensions: 39x75x2" TwinXL Dimensions: 39x80x2" Full Dimensions: 54x75x2" Queen Dimensions: 60x80x2" King Dimensions: 76x80x2" California King Dimensions: 72x84x2""