Developed for the Forestry Service, the FSS Cool Weather Sleeping is a “mummy” style bag manufactured with 100% nylon ripstop and 2.5 denier, continuous filament polyester fiber giving it a Clo value rating between 5.0 and 5.5. It is constructed in a manner that prevents the migration of the insulation which keeps the bag free of cold spots. The bag is made with an integral adjustable hood using a cord and barrel lock, and the foot section is anatomically designed with double the insulation as the rest of the bag. It also has a double pull slide fastener on the side to allow for ventilation at the top and bottom
Weight: Less than 4.5 lbs.
This product meets the Federal/Commercial flammability standards for sleeping bags as set forth in CPIA-75