Sea to Summit UltraLight Mat, Large, 902. This is the durable compact lightweight sleeping mat for gram counters who don't want to sacrifice comfort for weight. Using Air Sprung Cell technology with a single layer of medium resolution cells this offers a minimal packed size and weight. Ideal for adventure racers lightweight backpack or bikepacking adventures or anyone looking for Ultralight comfort. Specifications for Sea to Summit UltraLight Mat: Manufacturer: Sea to Summit Fabric/Material: 40D rip-stop nylon Sleeping Pad Type: Air Pads Thickness: 2 in Application: Backpacking Seasonal/Temperature Use: Summer Included Accessories: Airstream Pumpsack/Stuff Sack and a Mat Repair Kit Weight: 12.5 oz R Value Range: 0-0.9 Minimum Weight: 12.5 lb Weight Range: less than 1 lb Features of Sea to Summit UltraLight Mat R-Value of 0.7 Multi-function valve for fast and easy inflation deflation and fine tuning of air pressure. Liquid extrusion TPU lamination bonds to the mat face fabric more consistently than a film virtually eliminating delamination issues common in other mats An anti-microbial treatment is added to the TPU to prevent issues caused by warm moist air trapped inside the mat. Comes with a quality stuff sack which doubles as a pump a repair kit containing six self-adhesive patches for repairing punctures in the field and a spare silicone one-way valve insert. Package Contents: Sea to Summit UltraLight Mat Sea to Summit 902: UltraLight Mat Large.