Everfort-S, Heavy Duty Rubber Covered Designed for the rigors of municipal fire fighting. Specially formulated synthetic rubber extruded through the weave of multi-ply high density fiber reinforcement. The heavy rib cover gives excellent abrasion and impact resistance. Stands up to punctures, cuts and is resistant to chemicals, fuels, heat and UV. Clean up after use and will not rot or mildew. ULC listed against ozone aging.