2. Natural and pure red soil particles, bright inside and outside colors, good water absorption and permeability, can be used after rain, and are not easy to fade. Pseudo-red soil has poor water absorption and permeability, and dye is used, which is very harmful to human body. Long-term exposure and rain erosion will lead to serious discoloration.
3. Real red clay is not only natural and healthy, but also can better protect athletes, better control the ball speed, minimize sports injuries and improve sports appreciation. Fake red clay will be much more comfortable to play with.