3-section TPE preformed boot, adjustable in 4 sizes by pressing patented 'auto-bounce' system at heel, 2x dual quick-lock, easy to replace by screwed connection, detachable inner boot made of polyamide mesh with polyester lining, synthetic blade holder with stainless steel blades, not equipped with toe picks, incl. 1 spare dual quick-lock\n- The blades have been pre-sharpened!