High performance PU Cast Rollerskate Bushings/Cushions (Sold in Pack of 4 - 2x Barrel / 2x Conical)Having the right feel from your skates is one of the most important things to progress. Changing up your bushings can personalise the way your skate reacts when turning.Lower Durometer number = Softer (easier to turn)Higher Durometer number = Harder (harder to turn)Barrell Bushing&rsquo;s:Used as the stability Bushing and set closest to the top of the boot.Conical Bushing&rsquo;s:Used as the reactive Bushing and set closest to the floorNOTE: You will need 2 packs for a pair of skates