1.Easy to use. No tools required. Comes with two sizes of silicone rings: 1.56', 1.65' for any standard sink drain. When you need to clean, simply pick up the hair catcher and wipe off hair and dirt. No more messes and chemicals to damage your drain. (Please measure your drain before purchasing. Fits any 1.25' to 1.65' wide bath drain and a depth of at least 1.2') 2.PERFECT COMPATIBILITY Our universal bathroom sink stopper fits most drain holes. (Inner diameter 32 mm 42 mm/1.25 inch1.65 inch) so it can be used for the sink, sink drain of the bathroom. Please make sure to measure the sink drain hole before purchasing. 3.Perfect compatibility: universal bath stopper fits 99% of the standard bath drain, with your choice of two silicone seals to fit your existing 1.25 in to 1.65 in (32 mm 42 mm) tub drain hole. The depth of the drain hole must not be less than 1.25 inches (32 mm). Be sure to measure your drain size before purchasing 4. The latest tub drain plug, tub stopper for bathtub is made of high quality solid brass and chrome plated technology, which can prevent rust and cracking, which can increase toughness and durability. The bathtub stopper is stylishly designed to add a modern aesthetic to your bathtub.