Comfort Temperature Rating 27.0AdegF / -3.0AdegC Extreme Temperature Rating -19.0AdegF / -28.0AdegC Limit Temperature Rating 15.0AdegF / -9.0AdegC Usage Statement Comfortable performance bag for backpacking or camping Temperature Rating 15 F, -9 C Zip Option Dual Zipper Weight 3 lbs 0.3 oz,1,370.0 g Fit Mummy Insulation 650+ Fill Power Down, Spirafil Recycled LT Shell #1 100% Recycled Nylon Ripstop Shell #2 100% Recycled Nylon Ripstop Lining 100% Recycled Nylon Taffeta Features Certified 650 fill power down with Down Defender to improve water-resistance in wet conditions Dual side zippers for easy access Extended zipper flaps to provide extra blanket-like coverage when unzipped Footbox zipper opens when you want extra space and closes for extra warmth Recycled shell and lining fabrics for a sustainable choice Internal stash pocket ISO tested for reliable temperature rating Stuff and storage sack included Length Long: 6&';6" 198cm