Avoid the frustration of dry bag "diving" with the transparent Dri-Stow. Constructed with the occasional boater in mind, these bags are made of a .50 mm vinyl that is tough, yet very economical. Great for storing items you need during a day on the river. Fold-down StormStrip® closure doubles as a convenient carry handle. Bags are measured closed and full. {Folded 3 times} 19-oz. Vinyl Fold-Down StormStrip Closure Doubles as a Handle