It s not often that something lands on our desk here at outdoorgear hq that makes us go wow but the sea to summit comfort light insulated mat did just that the comfort light insulated mat differs from most other offerings since it is constructed with 331 air sprung cells providing fantastic levels of comfort and insulation these cells are air chambers separated from one another by a small dot weld they individually absorb pressure and conform to the shape of your body without affecting the surro