Snugpak Compression Stuff Sacks are lightweight, durable and great for compressing sleeping bags, clothing and other gear reducing the bulk so those items compressed take up a minimum amount of space in your pack. The stress of compression is distributed evenly by the 4 side compression straps found on each Compression Stuff Sack. Features4 compression straps allowing sack to be used to maximum capacityDraw cord cinches tight to secure contentsReduce bulk by 30% - 50%