A small gasket is added in the middle of Adi sports shoes, which is a TPU support piece, which helps to rebound and makes the upper difficult to deform. According to relevant information, the name of TPU is thermoelectric plastic polyurethane rubber, which can be softened under certain heat, but can remain unchanged at room temperature, and it has many stable supporting functions when used in shoes. TPU: Thermoelectric plastic polyurethane rubber, a plastic material that can be softened or changed repeatedly under certain heat, but can keep its shape unchanged at room temperature, which can play a supporting and protecting role and is located in the midsole of shoes.