1. Soak the towel in hot water, wring it out and warm it in the position of the pants glue for 5 minutes. When the glue hardens, rinse it with water.

2. Apply a small amount of cooking oil to the position of the pants glue, rub it for 3 minutes and then wash it off with detergent.

3. Take vinegar and smear it on the glue position of pants, and wash it with water after 3 minutes.