The diamond ripstop nylon shell, reintroduced due to numerous customer requests, can handle more use and abuse than most lighter weight shell materials. Soft polyester/cotton liner is warm and comfortable. The double-layer offset construction eliminates cold spots and ensures better loft from our Cabela's OutfitterLoft™ insulation. Comfort-rated to 0°F. OutfitterLoft Insulation is a hollow polyester fiber that traps more air for greater comfort and warmth. The hollow fibers result in a softer insulation that conforms to your body for excellent warmth in extreme weather conditions. OutfitterLoft is 20% warmer than other brands at equal weight and retains its warmth even when damp. It's odorless, non allergenic, mildew and moth resistant. This handy system incorporates two individual sleeping bags that zip together for the ultimate in comfort for two, or you can separate them for independent use. Features internal thermal neck collar, insulated draft tubes along zippers and durable nylon diamond ripstop shell. Redesigned for use with included polyester/cotton sheets to add an extra measure of warmth, comfort and washability. Also includes two 12" x 20" polyester/cotton pillows, two stuff sacks and a heavy-duty duffel for carrying both bags at once. Nylon web straps with side-release buckles. Drawcord at top. Hook-and-loop zipper tab. Machine washable. Imported.