MAX-State of the art boot for the toughest conditions.Waterproof construction and SRC slip resistant outsole provides grip on slick surfaces while being cut and abrasion resistant. Breathable and cool thanks to airmesh linings for increased airflow. 5mm CR Flex Foam. Breathable Airmesh Lining. Impact and Compression resistant toe cap. Anti-Static and energy absorbing heel. Waterproof Polymer upper. Steel Midsole penetration protection. Triple Toe and Quadruple Rubber Heel Reinforcement. Antistatic. Heat (300C) Resistant Rubber Outsole Safety Rating: S5 A E HRO P SRC 200J Steel Toe Cap Steel Penetration-Resistant Midsole Standard Fit Fuel Oil-Resistant Sole Waterproof Anti-Static Sole Safety Rating: S5 A E HRO P SRC 200J Steel Toe Cap Steel Penetration-Resistant Midsole Standard Fit Fuel Oil-Resistant Sole Waterproof Anti-Static Sole