Premium and durabe material -- The bathroom sink drain strainer is made of brass and zinc alloy . High-quality finish ensures that the tub stopper resists scratches, corrosion and tarnishing, which is rustproof and durable.High-quality silicone rings can seal securely.sink strainer stopper is built for long-time use.Universal Bathroom Sink Stopper-- The bathroom sink drain stopper fits 99% of basin sink drain holes with an inner diameter ranging from 1.34" to 1.57", widely used for washbasins, bathroom sink drains and shower tub drains. It comes with two sizes of rubber rings(34mm and 40mm), to ensure a snug fit in a variety of drain sizes.2 IN 1 FEATURE-- The pop-up bathroom sink stopper is designed with a pop-up mechanism that allows for easy opening and closing of the drain. The brass core construction ensures durability and longevity, making it a reliable choice for your bathroom sink.Anti-clogging design-- The pop-up bathroom sink drain strainer features an anti-clogging basket inside that combines a stopper and a strainer in one, which stores water and prevents clogging by trapping hair debris and valuables like jewelry rings before they flow in. The removable extended basket provides extra space to collect debris and makes cleaning easier.Easy to use -- Installing the universal bathroom sink strainer stopper is a breeze. Simply remove the old bathroom sink plug and insert the new drain plug to use. When cleaning, just remove it and rinse under running water, then use a soft brush or soft cloth to remove any stubborn debris. No more digging through hair and gunk to clear your drain!