【Universal Size】This sink stopper is suitable for different types of pop-up strainer baskets. Suitable for drain holes with an inner diameter of 34mm to 40mm (1.34-1.57inch). Tip: Please measure the size of the drain hole before purchasing, to avoid the drain filter drain plug from fitting into the drain holes. 【Efficient Filtration】Equipped with an anti-clogging strainer inside, the drain filter collects hair to prevent clogging while draining quickly. Suitable for bathtubs, bathrooms and kitchen sinks. 【High-quality materials】Our drain plug is made of high-quality fine copper and 304 stainless steel, strong, rust-proof, tear-proof, one-piece molding, fast drainage and high-quality silicone rubber ring. Effectively prevent water leakage. 【Easy to install】Pop up drain plug is a universal version of the stainless steel product that can be used for different types of sink drains. No tools are required to install our pop-up sink plugs. Just remove the old one and put on our new pop-up