It is recommended to use it with rubber cleaner there is none detergent, you can wipe it with clean water Make of rubber sponge The foam is uniform and dense, and none sponge residues is lost, so can used for a long time Professional sponge, high water absorption rate, effective in cleaning rubber debris, soft and delicate sponge Effectively cleans rubber, which can extend the service life of table tennis rackets Softer and thicker than ordinary washing sponges, with better scrubbing effect