Cocoon Ripstop Micro-Fleece Sleeping Bag (Black, 86-Inch x 24-Inch) Shell: 100% Nylon Lining: 100% Polyester Imported Extremely lightweight micro fleece summer sleeping bag with a water repellent ripstop nylon microfiber shell. This summer sleeping bag is made of the same high-quality micro fleece Fine microfibers transport humidity quickly to the surface. The summer sleeping bag dries fast and is especially practical in wet conditions Features: 2-way No.5 YKK zipper on the left or right side for coupling, drawstring hood, boxed foot end, nylon stuff sack