The Tundra sleeping bag features a hood and extra room with 38 inches of width and 79 inches of length. Filled with 6 lbs of non-allergenic Insul-Therm polyester the offset construction eliminates cold spots at quilt lines. You are sure to stay cozy with its -10 degree Fahrenheit rating and comfy with the plaid cotton flannel liner. The outer is sturdy long-lasting poly/cotton and the zipper large and self repairing. A dust cover with two compression straps secures the bag for storage. Specifications: • Size: 39 in. x 90 in. • Fill: 6 lbs. of non-allergenic Insul-Therm • Outer: poly/cotton • Liner: cotton flannel • Storage: Compression straps with dust cover