- Durable full-grain waterproof leather - Scanner safe, non-metallic hardware - Breathable Sympatex waterproof membrane with bloodborne pathogen protection - Moisture-wicking lining combined with water-repellent technology ensures feet stay protected and dry - Removable high rebound PU insole - PU high density midsole for long lasting support - High-traction, slip- and oil-resistant Michelin outsole for maximum grip - PTFE-free and PFC-free membrane and laminates - Regular fit