Timberland PRO Men。Item #: TBOA29FB484 Features of Men\'s Timberland PRO Powertrain Sprint Alloy Toe • Assymetrical, strain-hardened alloy safety toe for ultimate lightweight protection, part of Momentex • Electrical Hazard Protection • Mutilation free • Lighweight and abrasion resistant All Weather TPU outsole • Built on our innovative active position last to help provide momentum, energy efficiency and increased range of motion, part of Momentex • Fiberglass shank for structural support • Internal StepPropel midsole for unparalleled shock absorption and energy return, part of Momentex • Flexible, breathable elastane and recycled textile Upper with ripstop nylon and TPU reinforcements, part of Momentex • Breathable and moisture-wicking lining with anti-microbial treatment for odor control • Cement construction for flexibility