The professional class racing boot, with the revolutionary safety inner shell. This boot is the result of years of development in conjunction with leading Grand Prix riders. The outer boot is kangaroo leather and has gear change reinforcement and Kevlar/Carbon fibre anti-abrasion panels in the ankle area. Replaceable toe sliders are secured with plastic screws. The inner boot is a Kevlar/Carbon fibre hard shell with extreme resistance to twisting and torsional loads. The outer boot can be replaced.