Safety: Provides secondary underfoot protection against live electrical circuits, electrically energized conductors, parts or apparatus Meets ASTM F2412-18a, ASTM F2413-18, ASTM F2892-18 and CAN/CSA-Z195-14 standards Lightweight, asymmetrical-shaped toe cap meets US and Canadian safety standards including ASTM F2412-18a and ASTM F2413-18 I and C impact and compression safety standards and CAN/CSA-Z195-14 Grade 1 Design: Made with ReBOTL™ material that contains at least 50% recycled PET, excepting trace materials Fiberglass shank for structural support Premium full-grain leather upper ExoSpine™ technology to provide lasting structure, durability and improved heel fit Padded top collar for comfort Dual-purpose top hardware for lacing customization Cement construction for flexibility In-Shoe Comfort: Anti-Fatigue technology polyurethane footbed for shock absorption and energy return Breathable and moisture-wicking lining with anti-microbial treatment for odor control Durability & Traction: Timberland PRO® outsole is made of a heat-resistant durable rubber compound for enhances slip, oil and abrasion resistance