Use quantity: about 50 timesScope of application: skateboard sandpaper and ordinary longboard sandpaper (unsuitable for very rough longboard abrasive paper)Skateboard sandpaper eraser can remove dirt effectively and has good performance.The remover is very soft in warm environment and although it is very hard in cold environment, it can still work normally Name: Skateboard Abrasive Paper EraserModel Number: Skateboard CleanerApplicable People: MenBoard Category: Double RockerSize: 11*3.8*3.5cm/4.33*1.5*1.4inchColor: YellowMaterial: rubberPackage Contents:2 * Skateboard Abrasive Paper Eraser2 * boxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.