The Timberland PRO® Powertrain is an athletic-styled work shoe that offers lightweight performance and work-site protection. They are made with a durable, metal- and mutilation-free uppers of ripstop nylon with premium Raptek microfiber, and feature composite safety toes and electrical hazard protection for an extra margin of safety. Their breathable, moisture-wicking linings are made of ReBOTL™ fabric containing at least 50% recycled plastic with an antimicrobial treatment for odor control. You'll also appreciate their aggressively styled, but lightweight, Anti-Fatigue Technology EVA midsoles and breathable polyurethane footbeds for extra shock absorption and energy return.