Bag has been opened to verify sleeping bag condition, after these were originally manufactured and placed in storage. These ECW -20ºF sub-zero bags are extremely thick and heavy, filled with 80% down. They are quite a bit thicker than the current issue USGI sleep system. Perfect for when you need a rugged, extreme cold mountain sleeping bag. Military issue, made in USA by Tennier / Gillette. Water and wind-resistant cotton/polyester shell. Mummy design with tapered footbox. Heavy-duty zipper with snap storm flap. 84 inches long, with a tapered design measuring 30 inches wide at the top and 14 ichesn at the bottom. Originally issued 1970s-early 200s. This item is in the category “Sporting Goods\Camping & Hiking\Outdoor Sleeping Gear\Sleeping Bags”. The seller is “saleenasl” and is located in this country: US. This item can be shipped to United States.