Premium waterproof full grain leather upper; Breathable waterproof membrane with moisture wicking mesh lining; Removable, lightweight ETPU footbed for added cushioning and support; Slip-resistant, energy-returning Wolverine DuraShocks Dual Density polyurethane outsole; Nylon shank adds extra strength; 1.73 lbs per boot based on 6" safety-toe style; ASTM F2413-18 M/I/C EH rated CarbonMax composite-toe; Meets industry standards for slip resistance - ASTM F3445-21 SR; Named GearJunkie's Most Comfortable Work Boot of 2024