UltraLight Self-Inflating Sleeping Mat - RegularThe Sea to Summit UltraLight Insulated Mat has a single layer of medium resolution Air Sprung Cells to give you the lightest and smallest packed volume mat without compromising comfort. To add warmth, Sea to summit uses Exkin Platinum, a quiet non woven fabric that reflects radiant heat loss back to the user and Thermolite insulation to prevent convective heat loss between your body and the ground. All Sea to Summit sleeping mats come with a quality