Genuine full-grain leather means extra strength and instant comfort. Rugged pigskin upper. Sturdy 360° stitch welt construction for stability. Patented, long-lasting Dri-lex® lining wicks away sweat and keeps skin dry and comfortable. Removable triple density footbed for maximum comfort and stability. Tough, lightweight polyurethane midsole. Fiberglass shank stabilizes foot, weighs 75% less than steel and reduces fatigue. Vibram® Rubber outsole maximizes traction and performance. Steel toe rated ASTM F2413-11 I/75 C/75 MT/75.