Our Mountain Trapper 20 Sleeping Bag has a built-in heritage. Its proven, rugged construction with classic materials such as the heavyweight cotton canvas shell and brushed-cotton-flannel lining will surely keep you cozy in the coldest basecamps. However, weve up graded it with modern technology you may not see, but will surely notice. 100% polyester insulation provides added heat retention in frigid conditions, while the 5 wrap-around insulated chest baffle and 3 insulated zipper baffle keep insulation contained in key areas for increased warmth. The cotton canvas shell is also treated with a durable, water-repellant finish, should moisture unfortunately find its way into camp. Attached stuff flap with three heavy-duty 2 nylon web straps and quick-release buckles makes both transport and storage simple. Inner pocket keeps must-have gear within easy reach. Two-way YKK zippers, anti-snag webbed zipper guards and reversible locking zipper pulls. Imported. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Gender: Unisex. Type: Rectangle Sleeping Bags.