Built to provide workers in the oil and gas industries with exceptional slip resistance and electrical hazard protection, the rugged Timberland PRO Rigmaster steel-toe work boots feature steel shanks for structural support and Anti-Fatigue Technology footbeds for added shock absorption and energy return. With full-grain and abrasion-resistant Ever-Guard waterproof leather uppers and internal waterproof membranes to ensure maximum waterproof protection as well as blood-borne pathogen resistance. Breathable, moisture-wicking linings with odor control treatment are made of ReBOTL material containing at least 50% recycled plastic. Plus, the heat-, oil-, slip-, and abrasion-resistant, non-marking polyurethane outsoles are designed for industrial traction and feature Ladder Lock heels that help grip ladder rungs.