The Ascend® Whammy -20º Mummy Sleeping Bag seals in your body heat and locks out cold for below-zero backpacking in extreme temperatures. This insulated winter sleeping bag is comfort rated to -20°F with 3 lbs. 8 oz. of Thermolite Extra® synthetic fill. The mummy shape is ideal for the trail, with a trapezoidal footbox that allows better circulation and comfort. The full-length draft tube and chest baffle lock in heat, and double-layer offset seam construction eliminates cold spots. The Ascend Whammy -20º Mummy Sleeping Bag has locking zippers, a fully adjustable contoured hood, and packs in its own compression bag. Shell: Polyester ripstop. Lining: Polyester taffeta. Imported.
Shell: Polyester ripstop 20D
Lining: Polyester taffeta 20D
Thermolite Extra fill, 3 lbs. 8 oz.
Full-length draft tube and chest baffle lock in heat