ANSI/ASTM F2413 I75 & C75 Approved; ASTM F3445 Slip-Resistant Rated; Leather Upper; Pigskin Leather Lining; Fully-Cushioned Removable Comfortech Footbed with High Rebound Foam; Durable and Cushioned EVA Slip-Resistant Outsole; Rubber Traction Pads On Heel and Toe; SupaCush Midsole - Softer Midsole Compound for Additional Comfort and Flexiblity; Flexsole Technology for out of the Box Comfort; Static Dissipative (SD35)