Ether Light XR Pro Insulated Air Sleeping Pad An evolution of the renowned Ether Light mats has arrived with the XR Pro. Staying true to their comfort and durability, the XR Pro boasts ThermalCore technology which increases insulation value while keeping weight and packed volume to a minimum. Air Sprung Cell construction provides 10cm of plush comfort wherever you sleep. Inflation and deflation are a breeze with the XPRESS valve and Airstream pump built into the stuff sack. With double the weld strength of previous models the XR Pro is perfect for alpine adventurers, cold-weather hunters to winter campers. Outdoor winter sleep never felt this good. Tech Specs Best Use Winter Camping, Mountaineering, Cold Weather Backpacking Materials Mat: 100% Nylon Valve 100% TPU Stuff Sack: 100% Nylon Includes Stuff sack with integrated Pumpsack, PillowLock patches, repair kit R Value 7.4 Thickness 10 cm | 3.94 in Specifications by Size Size Weight Packed Weight Dimension Packed Size Length Recommended User Height Small 525 g | 18.5 oz 585 g | 20.6 oz 168 x 55 x 10 cm | 66 x 22 x 4 in 21 x 12 x 12 cm | 8 x 5 x 5 in 168cm | 66in 168 cm | 66.14 in Regular 560 g | 19.8 oz 620 g | 21.9 oz 183 x 55 x 10 cm | 72 x 22 x 4 in 21 x 12 x 12 cm | 8 x 5 x 5 in 183cm | 72in 183 cm | 72.05 in Regular Rectangular Wide 720 g | 25.4 oz 780 g | 27.5 oz 183 x 64 x 10 cm | 72 x 25 x 4 in 24 x 13.5 x 13.5 cm | 9 x 5 x 5 in 183cm | 72in 183 cm | 72.05 in Large 720 g | 25.4 oz 780 g | 27.5 oz 198 x 64 x 10 cm | 78 x 25 x 4 in 24 x 12.5 x 12.5 cm | 9 x 5 x 5 in 198cm | 78in 198 cm | 77.95 in Large Rectangular 790 g | 27.9 oz 850 g | 30.0 oz 198 x 64 x 10 cm | 78 x 25 x 4 in 24 x 13.5 x 13.5 cm | 9 x 5 x 5 in 198cm | 78in 198 cm | 77.95 in Key Features ThermalCore insulation consists of multiple TRM layers that are quiet and reflect back infrared energy to the sleeper for increased insulation Four-season capable, with an ASTM-tested R-Value of 7.4 25% lighter weight and half the packed size compared to prior models Air sprung cell construction, 10cm | 3.9in thick for plush, stable comfort in any sleeping position XPRESS valve and pumpsack integrated into stuff sack make inflation, adjustment and deflation a breeze Increased weld strength for greater durability PillowLock System patches secure your Aeros Pillow for a slip-free sleep Available Options Size Small Regular Regular Rectangular Wide Large Large Rectangular