Whether it's the backwoods of New England or a mountain cabin in Montana the EMS Solstice 0deg sleeping bag will keep you cozy when the mercury starts to drop. Recommended for coldest nights. . . . . Mummy shaped to provide superior heat retention without extra bulk. Omniloft polyester insulation doesnt shift or clump and provides consistent, cozy warmth. Lightweight polyester ripstop shell fabric provides a durable exterior soft polyester taffeta lining feels comfy against your skin. Curve construction provides four overlapping layers of Omniloft insulation to maximize warmth. Hood cinches down around your head. Insulated draft collar helps keep heat from escaping. Generous footbox provides wiggle room for your toes or space to keep boot liners warm for tomorrow. Left zip full length two way zipper allows you to kick a foot or leg out when you get too hot. Webbing loops at the bottom provide an easy way to hang the bag and let it air out. Nylon stuff sack included to preserve the bags loft, do not use the stuff sack for long term storage.