Wasatch Pro 55An update of our much loved Aleutian bag, the Wasatch Pro 55 is a roomy 55 degree sleeping bag with a rugged shell fabric, soft taffeta liner, and light insulation. Roomy and comfortable mummy sleeping bag Draft tube and draft collar reduce heat loss Soft nylon taffeta liner Short side zipper lets you fold the bag like bedding and makes it easy to get in and out Internal pocket for valuables Vaulted footbox with a wraparound zipper Compression