Available in both 50L and 75L this Six Moon Designs Dry Bag means keeping your gear dry in the back country isn't a problem. These bags are light and fold up to minimal space. Features Four Lashing Points Side Air Release Valve Roll Top Welded Seams Materials 210D Nylon TPU w/ 420D Poly Straps on the sides. Specifications 50L Size: 24" Tall x 12" Diameter Weight: 8 oz - 227 g Volume: 2900 ci - 50L 75L Size: 36 " Tall x 16" Diameter Weight: 9 oz - 255 g Volume: 4500 ci - 75L NOTES: Not intended for long term immersion under water.