There are actually two kinds of nursing schemes for table tennis bats; Most of it is to clean the dust and dirt on the rubber surface, but some of it can increase or maintain the viscosity of rubber, but as you said, it has slipped and slipped (in fact, it has aged), and this rubber is often sticky. This film is very thin. There is no such film at your level, so it is impossible to restore viscosity. At the same time, this kind of nursing liquid is not cheap. With this money, it is better to change the rubber and change it! Ok, if you don't understand this question, you can ask it .59986.999999999895 If you are satisfied, remember to adopt it. If you have any other questions, please adopt this question and send it to me for help. Not easy to answer, please understand, thank you! (_)/~ ~ Bye!