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. Rated to 30 degrees F, it weights just under 2 pounds and takes up only 4.7 liters of pack volume. A multi-baffle hood and heater pocket in the toebox offer increased warmth at the extremities. 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 - 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 - Main materials: 20d 100% Nylon Mini Ripstop | 30d 100% Nylon DWR 1.18 oz/yd - Bag temperature: -1degC Celsius / 30degF Fahrenheit - Insulation: 650 Fill Power Down with Down Defender - Lining: 20d 100% Nylon Plain Weave - Pack volume: 286.8ci >> 4.7 liters