Features: • Air Ventilation System: One-piece front minimizes stitching to provide the most comfortable fit. Innovative layer perforations guaranty optimal ventilation and climate for the foot. Internal in-step mesh provides optimal stability and support. • Safety Lock Strap System: Innovative closure system patented by Gaerne. Features indented straps below each mid and forefoot Velcro closure to prevent loosening and to maintain a secure fit at all times. • Comfort Fit Tongue: The shoe’s tongue is perforated for better internal airflow and features a high-tech cushioning layer for increased comfort. • ‘U’ Control Heel System: Exclusive control heel system, ensuring the correct position during use whilst retaining the foot in the correct position. • Heel Cup: All-new injection-molded plastic anatomic heel-cup will not deform or weaken. Antitendonitis form with internal non-slip treatment for the best foot stability and control. Reflective inserts provide maximum visibility in low-light conditions. • Transpirant Insole: Made with special anatomic design confronting to the foot for optimal comfort. Features micro-perforations for ventilation. Removable.