Equipped with body-mapping technology, the Sierra Designs Pyro Maniac 15/30 Degree sleeping bag offers 3-season backpacking versatility with a removable panel that delivers a 15 degree and a 30 degree sleeping bag in one package!
Innovative body-mapping, 600 fill down insulation and other cold weather features combine to make the Sierra Designs Pyro 0 Degree sleeping bag ideal for winter camping and backpacking when warmth and weight savings are necessities.
