Twin xl Mattress, 6 Inch Cooling Gel Memory Foam Hybrid Mattress in a Box with Washable Cover Medium Firm Pressure Relief, CertiPUR-US Certified

Dimensions, 80"L*39"W. Weight: 31.9lbs Medium firm hybrid mattress. Materials: Polyester fiber, polyurethane foam, rayon fiber, polypropylene fiber, coil spring unit