Material: Our washing ball lint remover balls are made of safe plastic,good helper to remove lint hairs in clothes,safe and non-toxic,won't release any poisonous substance. Convenient To Use: Quick and easy to use, simply place the ball and clothes in your washing machine; After washing, just remove the lint and hair from the balls and you can use them again. Size: small and saving the space of washing machine, please kindly not use this dryer balls while washing wool clothes. Suitable For WasherDryer: The tumble dryer balls protect your clothes and washing machine from harm, increase the cleanliness of clothes, make them cleaner.Reduce drying timewrinkles, and increase the service life of clothes and towels.It is a great helper at home. Protective clothing: Dry machine balls are designed to be round, so they will not cause any damage to your clothes during loading. Can be used in children's clothing. The laundry ball effectively removes the animal hairs attached to the laundry, so you don't have to worry about needing to rinse again. Delivery Quantity: 12pcs Package Contents: Only the above package contents, excluding other products. Size: 3.5cm in diameter (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: Color as shown (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)