FINER FILTER HOLES: This drain plug has an anti-clogging basket strainer inside, the filter is more sealed and more effective in preventing the drain from clogging, so that no objects such as rings, jewelry, dirt, etc does not enter the drain. . TWO GASKETS Optimized and improved drain plug, increased 2 gaskets, it is suitable for drain holes with an inner diameter of 34mm-40mm to avoid common problems such as inconsistent size and poor fit. Fits most sinks. . PROTECTION AGAINST RUST AND CORROSION: The inner core of the drain plug is made of brass, the spring is thickened, and the service life is prolonged. The basket is electroplated with ABS plastic to effectively prevent rust and corrosion caused by household sewage and stains. oil. . EASY TO USE: No need to replace the drain parts, just remove the original copper core, insert our drain plug, gently shake the drain plug to fit the drain hole, press the switch to stop storage and water drainage.