Alps Mountaineering Trail Blazer Insulated Sleeping Air Pad - Offering an astounding R-value of 8, the Trailblazer delivers even more reflective heat gain than the already great Pioneer Insulated Air Pad. This TPU-coated 20D nylon air pad uses multi-layers of reflective film to capture body heat and extend your camping season for months. The included stuff sack doubles as a high-volume pump sack to make this easy to inflate. Features Recycled 20D nylon ripstop fabric with TPU, eliminating waste and reducing production of new materials Layers of internal film reflect body heat, providing an insulation value of R8 Lightweight and packs small inside included stuff sack that doubles as a large pump sack R-value of 8 Included stuff sack doubles as a large pump sack Lightweight and packs small Flat valve allows easy inflation and deflation that also pairs well with the Nano Air Pump Repair kit included