Big Agnes Greystone 0 Degree Mummy Sleeping Bag – Orange - Greystone 0° mummy-style sleeping bag delivers value and performance in a lightweight bag with sustainability in mind. Ideal for backpacking but versatile enough for couch surfing, the Greystone sleeping bags feature 600 fill DownTek insulation, recycled shell and lining fabrics, and a water-resistant coating to repel moisture. This bag is your ticket to getting out there in comfort and warmth! Features All-Gender Greystone bags deliver technical, lightweight performance to excel on and off the trail with high thermal value, compressibility, and comfort wherever you go Water repellent coating without intentionally added PFAS keeps you dry without the use of harmful chemicals Traditional mummy shape allows for light weight and increased body heat retention Contoured hood follows the shape of your head for a more comfortable fit Oversized no-draft collar and no-draft zipper to keep the cold out Low-profile cordlock lets you uncinch the hood with one hand Insulated tube along upper hood opening seals out drafts when cinched 65in YKK #5 anti - snag locking zipper for a smooth, quick zip Two-way zipper and Zipper Garage positioned on sleeper's left side of bag Mate together left (All-Gender) and right (Women's) zip bags to share warmth with your tent mate Interior loops secure a liner for added warmth - liner sold separately Exterior loops for hang drying or storage