Nemo Canon -40 Sleeping Bag LEFTnotruc(Adjustable Thermo Gills vent body heat at your core without letting cold air rush in. Compared to unzipping the bag, they allow a better means of fine tuning comfort,500) Osmo DT waterproof/breathable fabric protects you and your down from frost and moisture build-up Zippered arm openings (Arm Zips) let you enjoy the comfort and warmth of Canon -40 while eating a meal or prepping gear The Stove Pipe Tunnel Hood, insulated with PrimaLoft, keeps a pocket of warm air near your face so breathing is comfortable in the bitter cold Included Accessories: Compression stuff sack, cotton storage bag