The steps of cleaning leather fabrics are as follows:

1. Wet the rag first to wipe off the dust on the ball.

2. Spray a small amount of detergent to remove stains and stubborn dirt.

3. Carefully paint the seams and stains on the leather surface.

4. Clean the rag and try the basketball again, wipe off the residual detergent, and dry the basketball.

Note: Do not immerse in water.