Standard foam with horizontal cutouts keeps it low on the grams and easy to pack. The big powerful valve closes with a simple twist and makes deflating easy, while a second valve helps speed deflation along. It puffs up to 5cm of cushy, comfy thickness. Suitable for four-season use.
- Made of a 50-denier stretch nylon top to keep the weight down, with a super-burly 150-denier bottom.
- Roomy, rectangular shape has rounded corners.
- Dimensions are 198 x 66 x 5cm.
- Rolled size is 67 x 16cm.
- R-value is 4.25.
- Includes stuff sack and repair kit.
Measures insulative value. Higher values indicate more warmth.