Durable material: package contains 12 pieces reusable pet hair remover for laundry. Diameter: 35 mm, material: nylon. It can effectively insulate clothes, reduce wrinkles and shorten drying time. The washed clothes are clean and bright and have a longer service life.Hair removal aid: Say goodbye to manual removal of pet hair from clothes, simply put a reasonable amount of laundry balls in the washing machine, and the microfibre on the surface of the laundry ball easily collects pet hair, time and labor saving. The washed clothes are clean and bright and have a longer service life.Pet hair remover washing machine: you only need to put these laundry balls in the washing machine and turn on the spin cycle to remove lint, pet hair or other hair from clothes, jackets and blankets. They also help reduce limescale, rust and limescale deposits in the washing machine and pipes and eliminate dust and odours.Protect your clothes: these washing balls are round, so they do not cause damage to your clothes when washing and can be used in children's clothes. It can effectively insulate clothes, reduce wrinkles and shorten drying time. It can easily remove the hair of animals such as cats and dogs as well as the hair from clothes and thoroughly clean the clothes.Wide range of applications: washing machine ball animal hair can be put in the washing machine to remove dog hair, cat hair remover, remove clothes, hair and dust and other dirt, bed linen, coats and clothes, blankets, bedspreads and other hair, lint, pet hair and other residues.