This will not affect the performance of the skate. Boot is made of vinyl and features a flex notch and strap for the tighter fit. Package will feature special Zen Sonar wheels with Abec 5 bearings and a Carrera toe stop! If you like this boot but want it in leather - try the Sure-Grip Rebel. The item "Suregrip Rock GT50 Roller Skate Zen SONAR Wheels Black Derby 8,10 NEW FREE POST" is in sale since Thursday, May 13, 2021.This item is in the category "Sporting Goods\Skating\Roller Skates". The seller is "pm4853" and is located in Newcastle . This item can be shipped worldwide.