Big Agnes Echo Park 35° Sleeping Bag Size:Wide Long The fabric is a 3 layer Color:Limestone The fabric is a 3 layer plain weave 70D GORE TEX® PRO most breathable (RET 6) fabric with a recycled nylon face The full length left side anti snag zipper and additional short right zipper let you control your comfort with precision and a cozy blanket like feel—while the ISO tested temperature rating means you can rest assured that your bag will hold up when temps hit freezing Use the top corner hand pockets to wrap the bag around your shoulders like you do with your comforter at home creating a backcountry bed with a cozy quilt upper sleeping pad sold separately