Tyrolia Protector PR 11 GW 85mmThe Protector PR 11 GW binding features Head's innovative Full Heel Release (FHR) technology and promises outstanding safety by significantly reducing release forces in forward and especially backward twisting falls. Thanks to the intelligent 180 heel release, horizontal and vertical, the load on the knee is significantly reduced, ensuring safer skiing. This leads to a significant reduction and mitigation of knee injuries. As the binding is based on