The Navigator Mid S3 is a safety shoe intended for work in wet and potentially dangerous environments. It will protect you from the risk of perforation and crushing of the foot. Water resistant leather upper. Penetration resistant steel midsole. Anti-static with an energy absorbing heel. Impact and compression resistant toe cap. Slip resistance SRA - Resistance against slipping on ceramic surfaces covered with water and cleaning products. Breathable nylon mesh lining. T1012 SRX rubber outsole. ERGO removable footbed. Cemented Design Safety Rating: S3 HRO SRA 200J Steel Toe Cap Steel Penetration-Resistant Midsole Wide Fit Fuel Oil-Resistant Sole 300°C Heat-Resistant Sole Water-Resistant Upper Anti-Static Sole Shock-Absorbing Heel & Sole Reinforced Heel Safety Rating: S3 HRO SRA 200J Steel Toe Cap Steel Penetration-Resistant Midsole Wide Fit Fuel Oil-Resistant Sole 300°C Heat-Resistant Sole Water-Resistant Upper Anti-Static Sole Shock-Absorbing Heel & Sole Reinforced Heel