Mountain Trails brand; Sycamore extra long Adult sleeping bag has 4 lbs of InsulTherm polyester fill, that will keep you warm in 30 + degree conditions. With 33 inch width and 77 inch length, this will fit those needing a bit more length, with quilted construction of polyester outer and liner materials. This versatile bag has a self repairing coil zipper so two like bags are able to mate together to form a double sleeper. Machine washable and ready for camping, sleep overs and more.