Features of the Big Agnes Women's Hazel SL 15 Degree Sleeping Bag A pioneer among women's bags, this is the first of its kind to offer customizable Fit to prevent cold air spots Traditional mummy shape allows for lightweight and increased thermal value These bags offer a big agnes system option by using the included rem pad Sleeve to secure your bag to the pad Vertically structured sidewalls integrating contoured flow baffles trap heat closer to the body Vaulted foot-box creates more wiggle room for your feet Contoured hood baffles Cradle the head for a more comfortable Fit Oversized interior anti-draft collar Unique exterior cinch system allows for a customized Fit maximizing warmth and mobility without sacrificing weight and trapping more heat closer to the body Superlight shell fabric with High-tear strength featuring our own big agnes custom print Interior zippered stash pocket Downtek water repellent down repels water while maintaining insulating value Low profile cordlock lets you un-cinch the hood with one hand YKK #8 zipper-regular bags Interior fabric loops for sleeping bag liners Exterior loops for hang drying or storage Mesh storage sack and nylon stuff sack Mate together left and right zip bags Insotect flow construction 650 Fill downtek water repellent down Bluesign certified down Fabric Details Nylon rip-stop shell fabric Nylon taffeta lining