press the laundry ball tightly to prevent it from scattering It can be used multiple times and can be pressed to secure before use. You can also reassemble both. Unless the parts cannot be found, they can continue to be used. A. If you are cleaning clothes made of hard materials, it is recommended to use 7-9 pet hair removers. Such as jacket and trousers. B. If you are cleaning soft clothes, it is recommended to use 5-7 pet hair removers. Such as underwear and T-shirts. Note: 1.The number of laundry balls is too small, and the effect may not be good enough. 2.Do not place this product when washing woolen clothes.