Quantity: 2-in-1 tub stopper and filter, washable, prevents hair and valuables from running down the tub and prevents unwanted clogging. High-quality material: Made of high-quality stainless steel + brass one-piece seamless, rust-resistant and corrosion-resistant, durable and can be reused for a long time. EASY INSTALLATION: Thanks to its simple construction, no tools are required, and the pop-up drain can be installed by anyone, and thickened and extended nuts allow for free-hand installation. Powerful: The basket can block dust, prevent hair clogging, and can effectively block and protect valuables from being lost. Comfortable pressure switch that does not obstruct drainage. Dimensions: Including two bouncing cores, closed height 50mm, lid width 35mm, filter basket diameter 31.5mm. Please measure the diameter of the sink before purchasing.