K2 Xplorer 2 kids ski boots. Mondopoint 21.5. These boots are in essentially brand new and would be perfect for any kid wanting to learn how to shred or looking for that next pair of boots that they are just going to grow out of in a year! A couple of scuffs & some slight wear & tear. CushFit Jr liner - A combination of standard open and closed cell EVA foam with heat-moldable ankle pockets.