The 6 Valor™ Duty Composite Safety Toe Waterproof Side-Zip boot from Timberland PRO® keeps you and performing at your best with its durable design and assured support and traction. Waterproof smooth leather and 1200D ballistic nylon upper.Traditional lace-up and side zipper design for a secure fit.Features a blood-borne pathogen resistant membrane that meets ASTM F1671-07 safety standard.3M® Scotchgard™ protector provides excellent stain resistance. Waterproof membrane for a drier, more comfortable foot environment. Mesh lining with Agion® treatment promotes an odor-free in-shoe environment.Padded top collar for more comfort while you're in movement.Cement construction provides flexibility and reduced break-in time. Polycarbonate hardware provides lightweight, non-metallic durability, and is metal-detector friendly. Lightly cushioned textile footbed for underfoot comfort. 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. Vibram® rubber outsole has superb traction with exceptional slip resistance, oil resistance, heat resistance and abrasion resistance. Durable, nonmarking rubber outsole is slip, oil, and abrasion resistant. Non-metallic, non-magnetic composite safety toe resists corrosion and meets ASTM F2412-11, ASTM F2413-11 and ASTM F2892-11 electrical hazard standards.