Lightweight, warm weather sleeping bag with two sleeping configurations * For warm nights, use top layer as sheet by itself when entire sleeping bag isn"t necessary; when it"s cooler, flip bag over and put insulated bottom on top to keep warm * 55-degree rating; one pound of TechLoft+ fill material; microfiber "sheet top"; heavy-duty #8 zipper; includes compression stuff sack * Two-pound, seven-ounce weight; measures 33-by-80 inches (W x D) * Includes limited lifetime manufacturer"s warranty