Built with heavy duty materials and welded seams, the Outdoor Research Vision Dry Bag provides reliable waterproof storage while the clear design lets you quickly locate important gear without having to dig for it. Waterproof roll top closure with durable buckle provides complete waterproof protection. Transparent materials allow for excellent interior visibility. Radio frequency welded seams keep water out. Made of 100% polyester mesh with TPU and nylon ripstop reinforcements. 210D nylon attachment loops and bottom handle for easy carrying.