Exped DownMat 7 Sleeping Pad with Pump much more warmth comfort, much less bulk! Super comfortable, infinitely warmer and more compact than any other comparable mat of similar weight. Since down compresses so well, Downmats also pack very small. Perfect for the coldest sleeping extremes. The integrated pump makes inflation easy. 750 fill goose down insulation. Laminated polyester fabric is both durable, airtight and humidity resistant. Baffles separating the air chambers eliminate cold spots. Integrated pump for quick and easy mat inflation. Stuff Sack and repair kit included. FlatValve Technology the valves are flat and not on the mat's edge so they do not protrude and are therefore protected and durable. Thickness: 2.8 in. R Value: 5.9 Color: Black. Sizes: S: 64 in. x 21 in. Weight: 27.5 oz. M: 72 in. x 21 in. Weight: 31 oz.