Sidi Vertigo Adjustable Calf System (40)

* Fixed shin plate_x000D_ * Techno 3 iron mechanism to adjust the leg circumference_x000D_ * Anti twist ankle support braces_x000D_ * Zipper Elastic panel_x000D_ * Side air ventilation system_x000D_ * Replaceable slider_x000D_ * Shock absorbing heel cup_x000D_ * nylon inner sole with removable arch support_x000D_