Nautilus 1392 ESD Safety Toe Athletic Shoe 100% Leather Rubber sole Full-Grain, Water Resistant Nubuck Leather Upper Ergonomically Designed Wide Area Steel Safety Toe Cap. Meets or Exceeds ASTM F2413-11 Removable Anti-Fatigue Polyurethane Insole. EVA Midsole for Maximum Comfort. ESD Electric Static Dissipating Footwear meeting or exceeding all ASTM Standards Highly Durable, Slip- and Oil- Resistant Stabilizer Outsole Bumper Toe to Guard Against Abrasion