Some people may have such an experience that a good sweater will become harder and harder after washing for a long time. It is very uncomfortable to wear. So what is the reason that makes the sweater harder and harder? Why do sweaters get harder and harder The hardening of sweaters after washing may be due to improper operation in the washing process or related to water quality. Please check the washing label of sweaters to confirm that they can be washed. If they harden after washing, softeners can be used to improve them. (1) Drop white vinegar into clean water in a proportion of about three drops per kilogram; (2) Soak the washed sweater in water for about 5 minutes, which is similar to the soaking time of clothing softener; (3) Rinse the sweater after soaking; (4) Dry the sweater, and the sweater will be soft after it is completely dry. What if the sweater hardens after washing Soak the hardened sweater in clean water with clothing softener for a while, and it will return to its original softness and fluffy. Blue moon green softener contains natural plant active ingredients, no wax residue, does not block fiber pores, and makes clothes soft and breathable; There are also less wrinkles and pilling, easy ironing; Reduce the deformation caused by filament winding; Prevent static electricity of clothes and make clothes more elegant; Long term use, help clothes keep bright color; It only contains long-acting aroma factor and lasts for 12 days. What should I pay attention to when cleaning sweaters 1. Sweaters are recommended to be dry cleaned as much as possible; 2. Sweaters are not alkali resistant. If they are washed with neutral detergent without enzyme, it is best to use special detergent for wool. If you use a washing machine to wash, you should use a drum washing machine and choose a soft program. If you wash by hand, you'd better rub it gently. You can't rub it with a washboard. 3. Do not use chlorine containing bleaching solution for sweaters, but oxygen containing color bleaching can be used; Use extrusion washing, avoid twisting, squeeze to remove water, spread horizontally and dry in the shade or hang in half in the shade; Wet shaping or semi dry shaping can remove wrinkles and do not expose to the sun; Use a softener to maintain a soft feel and antistatic. Dark colors are generally easy to fade and should be washed separately. How to maintain sweaters (1) Sweater wearing: Avoid wearing a hard coat on the outside of the sweater and avoid scratching to avoid off-line pilling. It should not be worn for a long time. It should be replaced frequently and cleaned in time to avoid excessive fatigue and shorten service life. (2) Sweater collection: Never hang up, it will deform. Put them in clean paper bags or plastic bags, and put insect repellent if they are not worn for a long time.