Semi-tanned leather/linen. Polyurethane sole (double density), anti-perforation and energy absorption in the heel. Sole in transparant TPU/PU. Cushioned sole to prevent the weakening of the sole fibres and provide a nice-fitting shoe. DRS system for optimal shock absorption, better foot protection and to prevent brutal sagging. Weight: +/- 1.35 kg per year. Sizes: from 38 up to 47 (to be clarified).