Method 1: Gently scrub with water and detergent, and air dry in a ventilated and cool place to avoid direct exposure.

Method 2: first look at the degree of dirt:

If it's just ordinary dust, brush it gently with a soft toothbrush and then vacuum it.

If there is mud, soak it in soapy water, then brush it gently with a soft toothbrush, then clean it with clear water, and then stand up to dry.

Method 3: If the dirt is serious, it is recommended to go to the shoe shine shop for scrubbing.