But it is difficult to do so, but the following methods can be adopted. This method can be achieved at home, but it may not be easy to achieve at school.
Methods: Try to refit the stool surface that you often sit at home into a net, which can be woven with cloth strips to make the sitting surface soft and breathable. The most convenient thing is to buy a stool or chair that can be disassembled and modified. On such a stool, the hip is evenly stressed, and there will be no sitting marks.
You can bring cushions at school, but it depends on whether you are embarrassed to use them. ....
The above methods are the fundamental way to solve the problem.
Yes, it will be faster if you rub it with water several times a day. Give it a try. This is determined by the physiological characteristics of the skin, no doubt.