Woolen sweater clothing is generally known as woolen sweater clothing, also known as wool knitted clothing. It is a knitted clothing woven with wool yarn or wool type chemical fiber yarn. So, how to prevent the cashmere sweater from shrinking when washing clothes? Method for preventing cashmere sweater from shrinking 1、 The best water temperature is about 35 degrees. When washing, you should squeeze it gently by hand. Do not rub, knead or twist it by hand. Never use a washing machine. 2、 Neutral detergent must be used. Generally, the ratio of water to detergent is 100:3 3、 When rinsing, add cold water slowly to gradually reduce the water temperature to room temperature, and then rinse it clean. 4、 After washing, first press it by hand to press out the water, and then wrap it with a dry cloth. You can also use a centrifugal dehydrator. Pay attention to wrap the sweater with cloth before putting it into the dehydrator; You can't dehydrate for too long. You can only dehydrate for 2 minutes at most. 5、 After washing and dehydration, the sweater should be spread out in a ventilated place to dry. Do not hang or expose it to the sun to avoid deformation of the sweater. Wool sweater stain treatment method Woolen sweaters will be stained with stains of one kind or another when wearing without attention. At this time, effective cleaning is very important. The following will introduce some treatment methods of common stains. When the clothes are soiled, please immediately cover the soiled place with a clean and absorbent dry cloth to absorb the dirt that has not been absorbed. How to remove special dirt Alcoholic beverages (excluding red wine) - with a strong absorbent cloth, gently press the place to be treated to absorb as much excess liquid as possible. Then dip a small amount of sponge and wipe it with a mixture of half warm water and half medicinal alcohol. Black coffee - mix alcohol and the same amount of white vinegar, wet a cloth, carefully press the dirt, and then press it dry with a strong absorbent cloth. Blood - wipe the part stained with blood with a wet cloth as soon as possible to absorb excess blood. Gently wipe the stain with undiluted vinegar and then wipe it with cold water. Cream / grease / sauce - if you get oil stains, first remove the excess oil stains on the surface of the clothes with a spoon or knife, then soak a cloth in the special cleaner for dry cleaning, and then gently wipe the dirt. Chocolate / milk coffee / tea - first, with a cloth covered with white spirits, gently press around the stain and treat it with black coffee. Egg / milk - first tap the stain with a cloth covered with white spirits, and then repeat with a cloth covered with diluted white vinegar. Fruit / juice / red wine - dip a cloth with a mixture of alcohol and water (ratio 3:1) and gently press the stain. Grass - use soap carefully (with neutral soap powder or soap), or gently press with a cloth covered with medicinal alcohol. Ink / ballpoint pen - first tap the stain with a cloth covered with white spirits, and then repeat with a cloth covered with white vinegar or alcohol. Lipstick / cosmetics / Shoe Polish - wipe with a cloth covered with turpentine or white spirits. Urine - dispose of as soon as possible. Use a dry sponge to suck up more liquid, then apply undiluted vinegar, and finally refer to the treatment of blood. Wax - remove the excess wax on the surface of the clothes with a spoon or knife, then cover it with blotting paper and iron it gently with a medium temperature iron.