Plunging temps don't stop when you're on the trail or car camping-that's why the Men's Never Summer Sleeping Bag is a must-have for staying warm and dry. It packs tightly into a backpack for long treks, and 650-fill-power down helps prevent heat loss on cold winter nights. Looking for more room? Open the footbox for space to stretch or zip it up for extra warmth. Unzip the extended zipper flaps on extra-cold nights for blanket-like coverage. Features: Certified 650-fill-power down with Down Defender to improve water resistance in wet conditions Dual-side half zippers for easy access; extended zipper flaps provide extra blanket-like coverage when unzipped Footbox zipper opens for extra space and closes for extra warmth and comfort Recycled shell and lining fabrics Cinchable draft collar prevents heat loss Internal stash pocket ISO-tested for temperature rating Specifications: Bag Temperature Celcius: -18C Tested Comfort: 18°F / 8°C Tested Limit: 5°F / -15°C Footbox Size: 48.8 in, 124 cm Hip Girth: 59.1 in, 150 cm Includes Compression Stuff Sack: NO Includes Storage Sack: YES Includes Stuff Sack: YES Insulation Material: Down defender, 650 Fill Power, Duck Down Insulation Type: Down Shoulder Girth: 64 in, 162 cm Stuff Sack Size: 8.3 x 17.7 in, 21 x 45 cm Style Number: M12791 Product Weight: 3 lbs 14.8 oz,1,780.0 g Zipper Location: Dual Zipper Product Care: Machine Wash Cold, Use Liquid Detergent, Do Not Use Powdered Detergent, Gentle Cycle, Tumble Dry Low, Do Not Iron, Do Not Bleach, Do Not Dry Clean, Do Not Use Fabric Softener, Rinse Twice, Do Not Store Wet Marmot Men's Never Summer 0° Sleeping Bag - Solar/Red Sun