Durable material: package contains 20 pieces reusable for laundry. Diameter: 35 mm, material: ABS. It can effectively insulate clothes, reduce wrinkles and shorten drying time. The washed clothes are clean and bright and have a service life. Hair removal aid: Say goodbye to manual removal of pet hair from clothes, simply put a reasonable amount of washing balls in the washing machine, and the microfibre on the surface of the laundry ball easily collects pet hair, time and labour savings. The washed clothes are clean and bright and have a service life. washing machine: you only need to put these washing 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 as well as the hair from the 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, hair remover, remove clothes, collect hair and dust and other dirt, bedding, coats and clothes, blankets, bedspreads and other hair, lint, pet hair and other residues. Colour:Blue Material:ABS Size:3.5x3.5cm Package Contents: 20 * Clean ball Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.