Universal SizeThis 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 FiltrationEquipped 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 materialsOur 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 installPop 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 sink plug for easy installation with bare hands. Pop-up design and easy to cleanThe pop-up design is more convenient, just press lightly to drain water quickly, prevent sewage from sticking and avoid odor. If you want to clean the bathtub stopper drain plug, you can remove the plug and divide it into three parts for cleaning. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be color differences, please refer to the actual item received.