Not matter basin, bathroom sink drains or shower bathtub drains, it can work with all. NOTE: Please be sure to measure the drain hole of the sink before purchase. The bathroom sink stopper is more convenient and useful than regular sink stopper. It can prevent the sewer from stuck of hairs. SAVED YOU MONEY: You don't need to hire a plumber mess with the under the sink basin apparatus to fix an old sink stopper. And no tools are needed, just take out the old one and insert it to complete it. Easy to install and clean. Quality metal construction make your old sink look better! There is a large anti-slip pad under the bouncing core, which can match seamlessly with the sink drain hole under the action of water pressure. So you don't have to worry about sealing and drainage. Color: As Shown Material: brass Package Contents: 1 x Drain Stopper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the