Fully compress your gear while maintaining waterproof protection with an ALPS Mountaineering Dry Sack. The stuff sack features straps on the top and bottom that compress your sleeping bag or clothing items to a manageable size. Waterproof, air permeable air-control technology lets you squeeze all the air out without letting water in. It's the perfect option for wet environments. Note: Not waterproof when submersed under water for an extended period. Waterproof compression stuff sack Packs bulky items into a compact size Air-control bottom allows air to be pushed out 70D nylon ripstop sides with waterproof coating Waterproof taped seams Bartacked reinforcements at high-stress areas Bottom handle for easy carry10L: Capacity: 615 cu. in. Length: 16 inch Diameter: 7 inch Weight: 4.8 oz.20L: Capacity: 1,272 cu. in. Length: 20 inch Diameter: 9 inch Weight: 6.4 oz.35L: Capacity: 2,185 cu. in. Length: 23 inch Diameter: 11 inch Weight: 7.2 oz.45L: Capacity: 2,746 cu. in. Length: 25 inch Diameter: 12 inch Weight: 8 oz. Order today!