Sweater pilling is a very common problem, different sweater materials have different pilling situations, some sweater materials are not easy to pilling, some are very easy to pilling, this is not too related to the quality of the sweater problems. 　　What fabric sweater does not pilling A variety of animal hair, such as wool, cashmere, silk, these materials of sweaters will not pilling, of course, some are not pure wool, cashmere, etc., can add some pure cotton is also no problem. However, if man-made fibers are involved, then it will pilling. Sometimes due to our improper handling of sweaters, the sweaters that do not pilling may also pilling, such as certain types of sweaters stated not machine washable, you prefer to put in the washing machine to wash, then of course, will also pilling. These are generally stated. 　　Is it a bad quality sweater? The sweater will be pilling, but the degree of pilling is different, and because of the special nature of the sweater material, there will be a pilling problem, only easy to pilling and not easy to pilling sweater. The sweater of thousands of dollars also balled up, this is a natural phenomenon, inevitable. The common wool texture of the sweater, is also very easy to pilling, wool and cashmere fluffy yarn as long as the force friction, wool sweater surface fibers will be out of the yarn trunk pilling, and then wind each other into small balls. This is the fundamental reason why wool and cashmere sweaters are prone to pilling. Natural cotton and linen sweaters are characterized by their higher density, better feel and less pilling. However, the disadvantage is that it is thin and has poor warmth, so it is often not warm enough to wear in autumn and winter. 　　How to choose a sweater 1. many sweater models are chemical fiber as raw materials, so it is best to use your nose to smell when buying, if there is no odor before you can buy, otherwise there will be harm to the skin. 2. the elasticity of the sweater is very important, when buying stretching the surface of the sweater, check to see how elasticity, poor elasticity of the sweater after washing is easy to deform. 3. be sure to turn over the inside of the sweater to see the washing instructions, ask the guide whether it needs to be dry-cleaned, whether it can be exposed to the sun and other issues, so as to facilitate future care. 4. check all the yarn joints on the surface of the sweater to see if it is smooth, the pattern of the knitting is consistent, the color of the yarn is not proportional, carefully look at the selection before you can buy at ease. 　　How to wash mink velvet sweater Mink velvet sweaters can be hand washed, dry cleaned, not machine washable. In general, mink velvet sweater is not dirty, do not wash, pop the dust can be. To wash can be hand wash mink velvet sweater, hand wash, you can first put the mink velvet sweater in cold water soak 10-20 minutes, and then add laundry detergent gentle scrubbing, wash clean squeeze clean water, level prevent in a cool and ventilated place, shade dry. Mink sweaters should not be exposed to strong sunlight to prevent the fabric from losing its luster and elasticity and causing a decrease in strength. Mink sweaters are generally not suitable for hanging storage, do not mix with other types of items in the same bag, store in a light, ventilated and dry place, pay attention to the prevention of insects when stored, forbid mothproof agent and mink sweaters direct contact, avoid strong light. When you wear it outside, try to reduce the friction with rough and hard items, such as sleeves and table, sleeves and sofa armrest, back and sofa, etc. long time friction and strong pull. The mink fleece sweater should not be worn for too long, at most about 10 days to replace once to restore its elasticity, so as to avoid excessive fiber fatigue. With its matching outerwear can not be rough, hard, such as denim, etc., the inner pockets of the outerwear do not insert pen-type items, so as not to increase the friction of the formation of fur balls, the best choice when matching the slip lining of the outerwear.