The Roller Derby® boys' Stryde inline skates grow with your child, adjusting up to four sizes with the push of a button. Silver-5 bearings and urethane wheels deliver a smooth ride, and the combination lace/strap closure ensures a comfortable fit. Features Soft boot with deluxe comfort linerBungee lace, hook-and-loop strap, and power strap closures Push-button adjustable sizingReinforced polymer frameSilver-5 speed-rated bearingsUrethane wheelsSmall: Fits sizes 11-1; 64 mm wheelsModel: I146BSImported Skates are new in wrapping and new, box is in poor condition.