• Werkon Pull-up Sponge 1 Pair ( 2 Pieces) 28-33 Cm Diameter Compatible with All Pull-ups You can remove both ends of the pull-up and attach them easily. To prevent damage during installation, you can apply mild liquid detergent to the sponge and prevent it from tearing. Sponge durability varies according to use. Sponge color pattern may vary according to stock status. Please read the description and order it does not match with the visual. Do not make turns as if the color is different.