Chemical Agent Pouch for Mark 3 and Mark 4 canisters. Polymer insert prevents can from denting. Blackhawk has done it again, giving you the best of both world’s for traditional looking yet street-tough duty gear.   They combined the high performance, light weight and ability to disinfect blood-borne pathogens of nylon and added the traditional look of basketweave leather duty gear. Now your officers can get the back-saving lightness and all-day comfort of nylon with the crisp molded look of leather duty gear. Only Blackhawk gives you the strength of their proprietary 5-layer laminate with the integral polymer core for long-lasting service life.