The InnerSpace 35" x 79" x 5.5" Relax Truck Mattress is the perfect solution for a comfortable night's sleep on the road. This mattress comprises 5.5" high-density polyurethane foam, providing superior comfort and support. The mattress is compression-rolled for easy shipping and installation, eliminating motion transfer between bed partners. With its superior comfort and support, it is the perfect choice for a restful sleep. FleetPride is your First Click in Heavy Duty®.