Trailside TrailRest Double-Wide Self-Inflating Mattress, 72x48x2-Inch/Large Fully bonded foam-fabric construction Two extra-large high-flow air valves for rapid inflation and deflation Comes with a stuff sack, web straps and repair kit Measures 72 x 48 x 2 Inch (183 x 122 x 5 cm), 6.2 R-Value Weighs 7.7 pounds (3.5 kg)