This upgraded bathroom sink stopper features an innovative sealed gravity switch that automatically opens when water is draining and closes when the sink is empty. Its insect and odor-proof design ensures your bathroom stays fresh and free from pests, making it an essential upgrade for daily use. The durable construction includes a copper core with a chrome-plated finish, enhancing the aesthetic appeal and prolonging the lifespan of the product. The multiple silicone seals provide excellent leak resistance, giving you a worry-free experience.","Ideal for both residential and commercial use, this pop-up sink stopper easily filters out large debris, preventing clogs and ensuring smooth drainage. Its simple button operation allows for quick switching between holding and draining functions, saving you time and effort. Designed for US standard drain holes between 1.08 and 1.6 inches, it fits most sinks without hassle. Whether you're looking to improve home bathroom functionality or upgrade your kitchen fixture, this product is the perfect solution.