Black Diamond rubber fire boots provide maximum comfort and protection. The upper features flame-resistant rubber with added shin impact protection. Steel safety toe and steel puncture resistant plate keep you safe from impact and puncture hazards. The flame-resistant rubber outsole is paired with a triple ribbed steel shank for durable traction and added stability. The removable OrthoLite® footbed gives you the all-day comfort you demand. Key Features 16 inch height Vulcanized rubber construction Rubber-coated pull-on loops for durability Tibia protector: 3.5mm heavy corrugated roll Stitched-down linings ensure no liner pull-out Leg lining: Para/Meta-Aramid with 1.2mm coating Insulation: 4.8mm open cell foam High abrasion nylon heel non-slip for maximum wear and secure fit ORTHOLITE® breathable polyurethane footbed for extra cushion and comfort Flame-resistant durable rubber lug outsole Slip, oil, chemical, abrasion and heat resistant Self-cleaning lugs Lower midsole: 9.5mm coated felt Toe lining: .76mm net lining calendar coated Steel safety toe (oblique, comfort wide) Steel puncture resistant plate Triple ridged steel shank for stability Certifications NFPA 1970-2025 PFAS Compliant* NFPA 1970(1971)-2025 (Structural Fire) NFPA 1990(1992)-2022 (Liquid-Splash) ASTM F2413-24 CSA Z195-14 *Our products are made without intentionally added per- and polyfluorinated substances and have been tested to meet the requirements of the NFPA 1970-2025 PFAS compliance standard. Style Number 6991625