Nautilus Men's 1325 Steel Toe Lace-Up Sneaker Nylon and leather Rubber sole Ergonomically designed wide area steel toe cap with no exposed metal Removable anti-fatigue polyurethane sockliner and EVA midsole for maximum comfort Highly durable, slip and oil-resistant Stabilizer outsole Meets or exceeds ASTM F2413-05 Impact/Compression Specs Meets or exceeds ASTM F2413-05 Standards for SD (Static Dissipating) Footwear