1. First pick up the sweater and shake the dust on it, then soak it in cold water for 10-15 minutes, squeeze out the water, put it in a washing powder solution or soap flake solution and gently scrub, then rinse with water .
In order to ensure the color of the wool, 2% acetic acid (or edible vinegar) can be dropped into the water to neutralize the residual soap. In this way, the possibility of sweaters becoming larger after washing is reduced.
2. Wash the knitted sweater with tea water (white clothes are best not to use this method), not only can wash the dust, will not make the knitted sweater bigger after washing, but also make the wool not fade and extend the service life.
The washing method is: use a pot of boiling water, put an appropriate amount of tea leaves, wait until the tea leaves are soaked, after the water is cool, strain the tea leaves, soak the sweater (thread) in the tea water for 15 minutes, then gently rub several times, and then use water Rinse clean.
3. White sweaters will gradually turn black after wearing for a long time. If the sweater is washed and placed in the refrigerator for 1 hour, it may cause the sweater to become larger after washing, so it should be taken out and dried to be white as new. If the dark sweater is stained with dust, you can use a sponge soaked in water and squeeze it dry, and wipe it gently.