Manufacturer: Teton Sports, the famous American company Outer Layer: Nylon Taffeta (a type of polyester) Lining: Nylon Taffeta (a type of polyester) Weight: 1.5 kg Inner Filling: Insulated Fiber Storage: Duffel Fabric Color: Sky Blue on the outside and Green on the inside Mattress Size: 216 * 81 * 58 cm Closure Type: Zipper Age Group: Adults and Seniors The internal fiber of the Cobalt Mummy sleeping bag features 4 air channels to enhance insulation strength. Easy to store. The Cobalt Mummy sleeping bag withstands various temperatures. It’s convenient to carry for long trips, camping, or even during sports activities. The Teton Cobalt sleeping bag is made of high-quality, wear-resistant materials. The sleeping bag is lined with windproof insulation along the zipper for added warmth. Its market price is around 240. Selling to the highest bidder.