Whether you need a stuff sack for your sleeping bag or for storing other items in your pack, the high quality ALPS Mountaineering Cyclone Sleeping Bag Stuff Sack will perform to the highest standards, time and time again, on all your treks. There is a strap that connects the bottom and top lid so you can cinch down the top as much, or as little as you need to adjust the length depending on what you are carrying on each trip. In addition, there are three straps that compress the diameter. Features: Three straps compress diameter, additional strap compresses length. Double stitched seams. Bartacked stress points. Fabric: Nylon Ripstop. Three sizes: Medium (#7261003), Large (#7361003), XL (#7461003).