Glacier Zero Degree Extra Long Rectangular Flannel Sleeping Bag Extra Large, Extra Long 0 Degree Flannel-Lined 4 Season Sleeping Bag 39" X 90" w/ Two Way Zipper, Hood, Draft Tube, Zipper Guard, etc. 35" X 11.8" Compression Bag is Included Hollow Fiber Insulation is the best for even temperature control Two Way Zipper for comfort and temperature control