The North Face's lightest and most compressible synthetic bag for backpacking in damp conditions. Stuffed with Heatseeker Guide insulation and wrapped around with a Cyclone construction, this bag maximizes our warmth through its compressible, vertical baffles, and maintains a lightweight, compressible design to reduce the weight we're hauling on our back. Compressible, ultra-light sleeping bag for backpacking trips Tough fabric holds up to rough abrasion and the elements Heatseeker Guide insulation wraps you in cozy comfort Compressible vertical baffles eliminate dead air pockets Draft tube protects against heat loss and cold drafts Included stuff and storage sacks ensure easy transport Shell: 20-denier recycled nylon Insulation Type: Synthetic Sleeping Bag Shape: Mummy Zipper Location: Right Tested Lower Limit: 9 degrees (F) - ISO Tested Comfort: 21 degrees (F) -ISO Temperature Rating (F): 20 degrees (F) Temperature Rating (C): -7 degrees (C) Weight: Long - Right Zip: 3 lbs. 10oz. Fits Up To (in.): Long - Right Zip: 72 inches Shoulder Girth (in.): Long - Right Zip: 62 inches Hip Girth (in.): Long -Right Zip: 61 inches Stuff Sack Size: 11 x 20 inches