These ZigKick 8'' Side Zipper Tactical Boots feature: Smooth leather and ballistic nylon upper, moisture wicking nylon mesh lining, FootFuel injected EVA removable cushion footbed insole, ZigTech EVA midsole with rigid TPU heel stabilizer and rubber SR outsole, YKK side zipper, XTR brand extra wide composite toe cap, electrical hazard protection, airport friendly, 30 day comfort guarantee. ASTM F2413 safety standards. Warson Brands, exclusive licensee for Reebok occupational and duty/uniform footwear, is extending the Reebok reputation for athletic performance, comfort, and fitness into the work place: on the job site, factory, and in the field. Because duty isn't always a bed of roses. Material: Leather, Ballistic Nylon, Rubber.