The Reflex KIDS classic hardshell front water ski slalom & trick binding comes with a G10 plate, front toe bar, release mechanism, and micrometric buckles. The hardshell boot and liner fit youth feet from 8.1 to 8.6 inches / 20.6 to 22 cm.  The US kid shoe size is 2 to 4, but please measure the foot to be accurate. The KIDS Binding should not be too big.