EXPED SIM COMFORT 10 LW CAMPING MAT Exped SIM Comfort 10 LW Camping Mat Super thick foam, plush polyester fabric, and generous dimensions help make these mats the most comfortable anywhere. You'll think you're sleeping on your bed at home! Exped SIM Comfort mats inflate quickly through Exped's exclusive FlatValves, one each for inflation and for deflation. Laminated polyester fabric is both durable, airtight and humidity resistant. The shell's top surface is of brushed polyester fabric that provides excellent slip resistance and comfort next to the skin. Generously sized stuff sacks for easy packing. Only CFK-free, high grade open cell polyurethane foam is used. High frequency welded seams and strong lamination of foam and fabric for durability. Delamination is generally the most common defect in self inflating mats and the reason why the lamination process gets special attention. Included: repair kit with adhesive and fabric patches. SIM Comfort 10 LW The "Fat" mat for an expedition base camp, RV, or portable guest bed. A truly luxurious mat with velcro strips that enable joining of 2+ mats. Horizontal cores reduce weight and bulk. 2 valves for quick inflation and easy deflation. Size: 197x65x10 cm / 77.5x26x4" Weight: 1910 g / 67.4 oz (mat only) Packed: 70x18 cm / 28x7" Temperature: -48 C / -54 F R-value: 9.5