Sea To Summit Ultralight Insulated Sleeping Mat is an inflatable mattress ideal for trekking and cycling tourism due to its very low weight. The mat is insulating, made by adopting Exkin Platinum technology designed to reflect the radiant heat to the user and prevent its dispersion from the hot body to the cold surface. Made using Air Sprung Cell technology, this mat is made up of a single layer of interconnected cells which offers exceptional comfort while keeping the product light and super compact. Inside, then, we find an anti-microbial treatment to prevent problems caused by the presence of hot and humid air inside. Sold with its compression bag that easily becomes a comfortable pump to inflate your new mattress: with this you will need two or three cycles to fill it to perfection. The R value is 3.1 Ultralight Insulated Sleeping Mat comes with a repair kit.   XS Small Regular Large Lenght (cm) 128 168 183 198 Widht (cm) 55 55 55 64 Height (cm) 5 5 5 5 Weight (g) 349 430 480 595 Sea To Summit Ultralight Insulated Sleeping Mat inflatable camping mat