Use Method: Put the Hair Filter into the washing machine and place it above the clothes,start pulsator washing machine then filter starts to collect debris and hairs.Warm Reminder:Drum washing machine is not available.Reusable: The Hair Filter Cleaning Mesh Bag is made of high-quality and non-toxic material. It is safe, durable and reusable. Just simply clean it after using. Besides, it is designed as round shape to avoid causing any damage to your clothes. Please place the Hair Filter Cleaning Mesh Bag in a cool environment and avoid direct sunlight.Reduce Clogging: Innovate machine washing to clean the filter,add a layer of filter to the existing built-in filter, fine mesh, reduce clogging troubles, protect your expensive washing machine from unnecessary breakdowns.Eccellent Cleaning Ability: Put the washing powder into the filter bag,with the continuous rotation of the water flow which can completely dissolve the washing powder and produce dense foam. Tips: Works best with water level 2 inch above the clothes to provide space allowance for movement and capture the lint more effectively.How Does It Work: When the washing machine is working, the water swivels some small debirs up to the top, and when the debris fall down, they will be easily be caught in the floating mesh bag. Please note that the product is not suitable for Front-Load washing machine.