Antimicrobial ASTM F2413 protective toe classification Removable WALKING ON AIR Polyurethane footbed to reduce fatigue 4 Inches in height TPU shank Full-grain leather upper ASTM F2413 Electrical Hazard Standard Oil- and slip-resistant rubber outsole Weight: 2.6 pounds per pair for a size 10 Aegis Microbe Shield prevents bacteria and fungus growth that cause rot and foot discomfort Non-metallic Polyurethane midsole
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