Roller Derby ION 7.2 Inline Skates with Aluminum Frames and Adjustable Sizing for Growing feet;

With the simple push of a button, the Roller Derby® boys' ION 7.2 inline skates adjust up to four sizes, so you don't have to get a new pair every year. A combination of laces and straps provides a comfortable fit, and the Silver-7 bearings and urethane wheels deliver a smooth ride.