Authentic Comfort 2'' BioFresh Gel Memory Foam Mattress Topper Full Dimensions: 74" x 53" BioFresh Memory Foam is infused with gel for increased support Nano-Tex Coolest Comfort Cover breathes and wicks away moisture 210-thread count cover; Foam density: 3 lbs; Foam height: 2" Cover: polyester; insert: gel memory foam. Cover: machine washable; insert: spot clean