Comet xt ice skates adjust four full sizes to grow with the childrens feet thinsulate and lace locks are added to keep feet warmer and deliver a more secure closure comfortable fit supportive structure and enhanced features ensure a positive experience on the ice stainless steel blades add strength to hold a sharper edge for longer time while maintaining quicker starts turns and stops comet xt ice g features synthetic fur in the liner and a figure stainless steel bladestructure four size