The Timberland PRO Powertrain Alloy Safety Toe Work Shoe features the exclusive Anti-Fatigue Technology, this shoe effectively absorbs shocks and returns energy at key points for enhanced performance. The cement construction and fiberglass shank offers improved flexibility and support. Features Timberland PRO® 24/7 Comfort SuspensionTM technology Anti-Fatigue Technology Cement construction Fiberglass shank Slip-resistant, BASF® polyurethane outsole Mesh lining with antimicrobial properties Insulated polyurethane midsole Fit: True to Size Upper: Premium Synthetic And Ripstop Nylon Imported