Secure cash, checks, stocks, bonds and other securities for transport in this zipper, belt and padlock closure mail bag. Water-repelling ballistic Cordura nylon, one of the toughest man-made materials on Earth, ensures maximum protection for your valuable materials. If punctured, the bag repairs easily—simply rub the area surrounding the puncture to close the void. Has double-handle grip. Closure: Zipper; Material(s): Ballistic Cordura Nylon; Width: 18 in; Depth: N/A.