TIMBERLAND PRO. A1H1S. WOMENS POWERTRAIN SPORT ALLOY TOE SD PLUS WORK SHOES. BLACK PURPLE RIPSTOP NYLON. Our Powertrain Sport work shoes have athletic styling that goes beyond the job site. Alloy safety toes self-molding footbeds built-in static-dissipative performance and anti-fatigue technology come together for low-profile comfort and protection.