Timberland PRO® is built with the job site in mind. The Helix boot is waterproof, has anti-fatigue technology, and has a composite safety toe that meets all the requirements of a steel toe, but is non-metallic and lighter weight  Model: 87517 Color: Black Height: 6-inch work boots (covers the ankle) Main Features: Premium waterproof leather with waterproof membrane for abrasion resistance and dry feet Composite safety toe shaped on TiTAN® last for non-metallic protection and a roomy fit Cement construction for flexibility and reduced break-in time Anti-Fatigue technology with conical geometry in polyurethane midsole to reduce shock and return energy More Details: Padded top collar for comfort Molded EVA midsole for lightweight cushioned comfort Mesh lining with Agion® microbial treatment for odor control Dual-purpose top hardware for easier lacing Active heel lock lacing system for secure heel fit Nylon diffusion shank or structural support Contoured single-density open-cell polyurethane foot-bed with Agion antimicrobial cover for breathable comfort and odor control Outsole: Low profile for high surface contact, slip-resistant, oilrresistant, abrasion-resistant, and Ladder Lock™ outsole radius Composite toe safety ratings: ASTM F2413, M, I/75, C/75, EH (Electrical Hazard) Rated