1, white vinegar treatment. First prepare a basin of warm water, put 50g white vinegar, and soak the sweater in it for half an hour. After half an hour, take out the sweater, gently pull it by hand and put it in a dry place to dry. The sweater will return to its original shape and the problem of deformation can be solved.

2. Hot water treatment method. Sweater with hot water, the water temperature is preferably between 70 ~ 80℃, and the sweater will naturally shrink. But it is worth noting that if the water is too hot, the sweater will shrink too small. If the cuff or hem of the sweater loses elasticity, it can be soaked in hot water at 40 ~ 50℃, taken out and dried for 1 ~ 2 hours to restore elasticity.

3. Steam iron treatment method. Put the steam iron about two centimeters above the clothes with one hand, let the steam soften the fibers, and then reshape the sweater with the other hand. In this way, the sweater will return to the original state of tight fibers in both hands.

4, conditioner treatment. Take out a proper amount of conditioner, rub it on your hands for two minutes, stir it in water to make it dissolve in water, then soak the sweater in water, take it out after fifteen minutes, wrap it and squeeze out the water, and the sweater will return to its original state.