Liquid Force Harley Wakeboard Bindings Mens Sz 12-13+ EVA Foot Bed - 3D molded foot-bed with ergonomic contours Cuff Stretch Zone - Stretch zone that allows flex with no restrictions Control Liner - Seamless molded tongue design and integrated J bars Zonal Lace System - Lacing system allows you to adjust lace tension. IPX Chassis - Injection molded nylon plastic chassis with metal teeth