Montbell Vacuum Pack Outdoor Travel Waterproof Storage BagRoll up the pack to compactly compress your clothing into a space saving size. A slider seal and 1 way air valves keep clothes protected from moisture and dirt, allowing for convenient use while in the outdoors, traveling and in evacuation situations. Specs Material: Nylon, polyethylene Weight: 65 g Color: Saves space by compactly compressing clothing 1 way valves let out the excess air Protects clothing from moisture and dirt Designed for the