North Star Sub Zero Bag With -15 Degree F Black/Silver

North Star Sub Zero Bag is a durable mummy sleeping bag with a -15 degree F lowest temperature rating. This bag uses full triple layer compactable siliconized air core fill for superior insulation. Heavy duty 4-season bag keeps you warm, well below zero. Sub Zero bag minus 15 degree F lowest temp rating Compactable synthetic holofiber fill #10 YKK heavy duty jumbo zipper Compression stuff sack fully adjustable tapered hood Full barrel foot for comfort, zip from bottom for air vent 5.5 lbs. triple layer insulation