Finally, a mummy bag designed for comfort and weight reduction. Longer and wider than most mummy bags, the TETON Sports TrailHead +20ï¾°F has a soft, breathable liner and an extended foot box with room for toes. Unzip from top or bottom with both interior and exterior zipper pulls so when mummy hood is cinched, you can still close the bag all the way. Safety Velcro tab to make sure bag stays closed. Zippers are fully taped with an anti-snag design; made from engineered acetal resin designed for extreme temperature and pressure, so theyï¾re light-weight but still durable. Soft, interior zip pocket for wallet or keys plus zipper draft tube and shoulder baffle. Includes 13.5ï¾ x 6.75ï¾ drawstring stuff sack.