If the port is empty, you can use a cloth with cleaning agent for cleaning. Don't use too much force when brushing your teeth. You can also use your nails or other tools to clamp the Z-shaped part of your toes. 2. Shoes that do not work for a long time after cleaning should be thoroughly cleaned and stored in a cool and ventilated place to avoid moldy shoes. Shoe clip (paper ball) is used to support the side of the shoe to prevent deformation. 3. Athletes and amateur enthusiasts who frequently need training or training should prepare two pairs of shoes for sports shoe stores. Don't use jogging shoes or walking shoes instead of our sports shoes, such as beach shoes and soccer shoes. When a port is stored for a long time, it should be cleaned first to eliminate odors; 2. Store in a cool and ventilated place to allow sufficient time for re ventilation; 3. For leather sports shoes, it is best to place all ball bearings or retainers on the shoe side to avoid severe deformation; When the shoes are large enough, remove them and place them in a ventilated area so that they can be worn out of their original shape.