General description The 2 Pieces Sink Strainer/Sink Drain Stopper is designed to fit most French sinks with an outside diameter of 84mm, making it suitable for UK sinks with a diameter ranging from 84mm to 87mm. This product ensures effective sealing and prevents sewer blockage, making it an essential addition to your kitchen or bathroom. Technical specifications Outside diameter: 84mm Compatible sink diameter range: 84mm to 87mm Material: Stainless steel Number of drain holes: 20 Usage Press the button to fill the sink. Gently lift the sink to drain water and collect residue. Other information Made of rustproof stainless steel for a long service life. Features a well-sealed rubber gasket for good sealing. Additional stainless steel seals enhance water storage under the rubber seals. Thicker and heavier materials provide added strength.