Our Timberland PRO® Powertrain Sport athletic work boots offer lightweight performance, but they're all business when it comes to protection. Not only are their premium ripstop nylon uppers tough enough to handle working on your feet all day, they feature alloy safety toes, internal metatarsal guards, electrical hazard protection, and Anti-Fatigue Technology for all-day shock absorption and energy return. Their breathable, moisture-wicking linings are made of ReBOTL™ fabric containing at least 50% recycled plastic. Plus, their lightweight outsoles are made of heat-, oil-, slip-, and abrasion-resistant, non-marking polyurethane for enhanced traction. Lightweight, metallic, asymmetrical-shaped toe cap. Meets ASTM F2413 impact (I) and compression (C) requirements when tested to ASTM F2412. Meets ASTM F2413 metatarsal protection (Mt) requirements when tested to ASTM F2412. Provides secondary underfoot protection against live electrical circuits, electrically energized conductors, parts or apparatus. Meets the ASTM standards F2413 and F2892 requirements when tested to F2412. A comfort system designed with shock absorbing, geometrical technology that returns energy back to the foot to deliver all day support and comfort. OrthoLite® comfort foam insoles are lightweight, provide moisture transport, antimicrobial function, and long-term cushioning. The ultra-breathable material won't break down or lose cushioning over time, keeping your footwear comfortable and supportive. Nylon, plastic or hidden eyelets reduce the chances of marking or scratching surfaces. Lightweight and rugged, providing cushioning plus slip, oil, and abrasion resistance. Meets the SR requirements of ASTM F2413, F2892, or F3445, when tested to F2913. Microban technology provides an extra layer of protection on footwear fabrics against unpleasant odors, stains, and deterioration caused by bacteria and fungus.