Catcher Removes Lint -- The Catcher removes lint from your clothes while it washes and dries. And it works both in the washing machine and in the dryer. Hair Filter Cleaning Mesh Bag -- Made of PP & Polyester material. They are good quality and reusable, unique tapered mesh bag with fine mesh design, let sundries, debris, hair, have nowhere to escape. UPGRATED Filter Mesh -- 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. As a gift for your loved ones, this Lint Filter Catcher will be the perfect! Usage -- 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.