The Never Winter is an ideal summer bag for camping and river trips, but it also has enough water-resistant 650-fill down insulation to keep you warm and protected when frost is in the air.Features Fold-Down Second Zipper Provides added Ventilation and Easy Access, Main Zipper Anti-Snag Slider reduces Snagging Anatomical Wrap-Around Footbox Increases Insulation and Room for Your Feet, More Warmth and Comfort Certified 650 Fill Power Down with Down Defender to Improve Water-Resistance in Wet Conditions EN Tested Nautilus Multi-Baffle Hood Down-filled Collar with Easy Access Draw Cord Full Length Locking YKK Two Way Zipper with Draft Tube to Reduce Heat Loss Internal Stash Pocket and Heater Pocket in Footbox Ground-Level Side Seams Hood Draw Cord Zipper Garage Stretch Tricot Baffles Two Hang Loops Stuff and Storage Sack Included Specs: Long: 6'6" Weight: 2lbs 0.1oz (910g) Volume: 305.1ci / 5.0 liters Size on Shoulder: 64 in, Size on Hip: 59 in, Size on Foot: 50 in Materials: 20d 100% Nylon Mini Ripstop | 30d 100% Nylon DWR 1.18 oz/yd Country Of Origin: China - CN