Our Women's Greystone 20° 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 650 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: - Our Women’s Greystone bags have a combination of increased insulation, as well as a fit that is shaped to contour to a woman’s body, creating an efficient sleeping bag for women, and ultimately a better night’s sleep. - Traditional mummy shape allows for lightweight 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 - Anti-snag locking zipper for a smooth, quick zip - 55"/140cm YKK #5 zipper - regular size - 65"/165cm YKK #5 zipper - long size - Two-way zipper and Zipper Garage positioned on sleeper's right side of bag - Mate together left (All-Gender) and right (Women's) zip bags to share warmth with your tent mate - Women's Regular (Up to 5'6") and Women's Long (Up to 6') sized bags available - Interior loops secure a liner for added warmth - liner sold separately - Exterior loops for hang drying or storage