Creative Design: This modern sink overflow cover features a built in automatic closing valve, ensuring a sleek and functional addition to your basin. It is designed to fit large diameter overflow outlets, providing both styles and practicalityVersatile Compatibility: Suitable for various types of basins including washbasins, mop pools, handwashing sinks, and pedestal basins. The cover effectively prevents water overflow while also serving as a barrier against odorsAutomatic Closure Valve: Equipped with an automatic closure mechanism that seals when not in use, this feature helps in preventing unpleasant odors from escaping through the overflow outletQuality Material: Made from quality metal, this Basin Trim ensures long last durability while maintaining an elegant appearance that complements any bathroom decorEasy Installation & Measurement Guide: Before purchasing, measure the diameter of your basin's overflow hole to ensure compatibility (suitable for diameters between 22-24mm). Each package includes three covers with dimensions of 29*16mm for convenient installation across multiple basins Size Chart: 2.9cmx1.6cm/1.14inchx0.63inch Package Includes: 3Sink Overflow Cover Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.