A good nights rest sets the foundation for being able to reach your peak performance the following day, thats why youll appreciate Alps Mountaineerings Zenith 30F Mummy Sleeping Bag on your backcountry adventures. Tough polyester-ripstop shell withstands rough-and-tumble expeditions, while a soft polyester lining is suitable for a restful sleep. RDS-certified 600-fill-power waterproof down keeps you warm when the mountain air cools, while an integrated hood teams with an insulated chest and zipper baffle to keep drafts from forcing their way in. Compression stuff sack saves space in your pack. separating zipper. Imported. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Gender: Unisex. Type: Mummy Sleeping Bags.