Pet Hair Remover for Washing Machine:These pet hair remover balls are perfect for removing cat/dog hair and other animal fur when laundry.(NOTE:For best result, Use it in front load washing machines.) High Quality Materials:Made of Polyurethane Foam with densenet mesh design, soft and no sharp edges, cause no damage to washing machine and clothes while do it's best to catch animal fur. Easy to Use: Simply throw them in to your washing machine with clothes, these tiny balls will help you catch dog/cat hair and smoothen your clothes in washing machine for better cleaning of your laundry. Reusable:Cleaning the animal fur attached to the foam after each use, simply wash it with running water and keep it dry up before next use. Reusable and durable. How to Use:We recommend for put at least 3 balls per laundry, you can put more if you wish to get better result. Note that these balls are designed for Front-Loading Washing Machine, be sure to use with it to ensure best results.