Cocoon Micro-Fleece MummyLiner 100% Polyester Imported Micro-fleece is lightweight and compact. Fine microfibers transport humidity quickly to the surface. The material dries extremely fast and is practical in wet conditions. can be used as comfortable liners or summer sleeping bags. They maintain good insulation while still being lightweight. All Microfleece MummyLiners are especially ideal under wet conditions and are used by kayakers and on yachts. Features: 2-way No.5 YKK zipper on the left or right side for coupling to another Microfleece MummyLiner, drawstring hood, boxed foot end, nylon stuff sack.