6" Mechanic Tan Waterproof Leather. Ortholite? insole. Waterproof full bootie construction. Vibram? Commander outsole, resistant to heat, oil, chipping, chemicals, and slipping, providing stability and durability. Nano composite toe rated ASTM F2413-11. Electrical hazard rated ASTM F2413-11, I75, C75. Puncture-resisting technology.