Bunker boot. Meets NFPA 1971 Standard on Protective Ensemble for Structural Fire Fighting, 2000 edition. 1275 Vibram® Olympia Fire & Ice outsole. Insulated with 300-gram, non-absorbing, poly-felt material. CROSSTECH® protective fabric liner with single-seam construction. Breathable, fire and chemical resistant, 7.5 oz. SPR struck-through leather. Tapered design for easy on and off. 1" heavy duty, soft comfort top band. Puncture-resistant steel midsole meets or exceeds ANSI/ASTM requirements. Weight: 6.5 lbs.