SX Kid Toe with TRP System; The Tyrolia Roller Pincer Toe System (TRP System) with its four rollers allows a 180 deg. release and exact centering of the ski boot; The TRP system reduces the load on knees and ligaments and improves performance considerably; The Tyrolia Full Diagonal Release function delivers intelligent 180 deg. release both horizontally and vertically; SX Youth Heel; ASY Step-In - Step In And Out In Seconds Without Any Help - The new shape of the sole lug makes it easier to position the ski boot correctly in the binding; GripWalk - Accommodates all Alpine ski boots (ISO 5355 Type A) plus all GripWalk ski boots (ISO 23223 Type A); The Tyrolia Anti-Friction Slider (AFS) provides not only secure boot release but also rapid and exact boot re-centering