ALPS Mountaineering 4552424 Red Creek Mummy Bag (0-Degrees/Long) Overlapping shingle construction to eliminate cold spots Outer Fabric: 210T nylon rip stop; Liner: 210T polyester; PrimeX insulation #8 separating zippers; Insulated chest and zipper baffle; Compression stuff sack REGULAR Dimensions: 31 x 80 LONG Dimensions: 32 x 86