DynastyMattress Short Queen Deluxe 10-Inch Memory Foam Mattress for RV Compares with Tempur-Pedic The Deluxebed 3" Memory Foam & 7" Polyurethane Base Made with High Quality 100% Visco Elastic Memory Foam 5.3 Density Responds to your body's temperature and contours to your body's shape RV Mattress! Four-way Zipper Cover