These Rapid Response RB Stealth 6'' Side Zipper Boots for feature: Cattle hide leather and ballistic nylon upper, moisture wicking nylon mesh lining, Foot Force F2A removable polyurethane cushion footbed with shock eliminator heel cushion, Dual Density - mountain trail rubber bottom and EVA cushion midsole, extra wide composite toe, YKK side zipper, airport friendly, electrical hazard protection. 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: Cattle Hide Leather, Ballistic Nylon, Rubber.