Nautilus Men's 1650 Steel Toe and Electrical Hazard Slip-on 100% Full-grain, water-resistant Nubuc leather Rubber sole Ergonomically designed wide area steel toe cap Removable anti-fatigue polyurethane sockliner and EVA midsole for maximum comfort Highly durable, slip and oil-resistant Stabilizer outsole Meets or exceeds ASTM 2413-05 Impact/Compression Ratings Meets or exceeds ASTM 2413-05 for EH Ratings