- Full-grain durable and water-resistant leather - Vibram sole anti-clog for maximum traction - PU with full heel to toe shock-absorbing function, for fatigue relief and comfort - All-round rubber rand to provide maximum protection - Full-grain calf leather lining - Air Pulse breathing system for added comfort and boot drying - Pressure-relieving ankle cuff - Rustless D-ring around ankle, with ball bearing eyelets