The 6 Valor™ Duty Soft Toe Waterproof Side-Zip boot from Timberland PRO® keeps you moving and performing at your best with its durable yet comfortable design and assured support and traction. Waterproof smooth leather and 1200D ballistic nylon upper.Style number 1163A001. Traditional lace-up design for a secure fit.Patented Opti® side zip with zipper locker. Features a blood-borne pathogen resistant membrane. Meets ASTM F1671-07 safety standard.Waterproof membrane for a drier, more comfortable foot environment. 3M® Scotchgard™ protector provides excellent stain resistance. Cement construction provides improved flexibility and reduced break-in time. Padded top collar for more comfort while you're in movement.Molded EVA midsole provides lightweight cushioned comfort. Mesh lining with Agion® treatment promotes a odor control and a healthier in-shoe environment.Polycarbonate hardware provides lightweight, non-metallic durability, and is also metal-detector friendly. Lightweight molded EVA midsole for all-day comfort. Dynamic Anti-Fatigue technology absorbs impacting shock, while offering optimal energy return for all-day, standing comfort. Nylon shank for added structural support. Nonmarking rubber outsole has superb traction with exceptional slip resistance, oil resistance, heat resistance and abrasion resistance. Soft toe meets ASTM F2412-11, ASTM F2413-11 and ASTM F2892-11 electrical hazard standards to provide secondary underfoot protection against the hazards of stepping on live electrical circuits, electrically energized conductors, parts, or apparatus.