Comfort Fit Plus - with Enersole. Height: 14". Upper made with Prime's Firestorm(TM) genuine leather. 3-point heel lock system for fit and comfort. Lining: CROSSTECH(TM) Fabric with Cambrelle(TM) 300g. Kevlar(R) lined for maximum protection. Steel toe: Hi 500, exceeds ASTM standards. Steel midsole: stainless steel. Compliant to NFPA 1971 edition standard for structural firefighting.