Just wash it with hot water. The principle is thermal expansion and cold contraction, but different materials shrink differently, which may not achieve the ideal shrinkage effect. You can shrink clothes by hand sewing.

Spare tools: needle and thread, scissors.

1,? Turn the clothes upside down and sew them from the back without affecting the appearance.

2. Start sewing: align the front and back pieces of the clothes and tie a knot at the tail after threading the needle. Pay attention to ensure that the two sides are aligned, otherwise the front is asymmetrical.

3. Start sewing from the bottom. When sewing, the lower needle should be aimed at the lower needle eye, so that the thread will be neat and beautiful, otherwise the needle will be crooked and look lame after being turned over.

4. Treatment of underarm parts: When sewing near underarm parts, you can't walk in a straight line. You should sew according to the way clothes are put under your arm.

5, effect display: turn the clothes to the front, fold them in half from the middle, and finally modify the effect from the picture below to lose weight obviously.