You are purchasing a You are purchasing a Pair of K2 Amp Strike Jr 76cm Skis Catch Free Rocker Marker 4.5 Bindings with Axis AX1 Ski Boots Size 16.5 Mondo, or 10.5 US Kids. Currently set at 204mm Boot Casing Length (Sole) Look at side of boot for Boot Casing, if not using boots shown.