Built-in Anti-Clog Basket: Unlike the ordinary push-button drain plug, the upgraded pop-up sink drain plug has a built-in anti-clog basket to collect hair and prevent the plug from jamming. Quick Drainage: The sink drain plug has a nice spherical thrust shape. It has good spring strength and can seal and drain quickly under primary pressure. Compatible Design: Our sink drain strainers are designed for new small diameter (inner diameter 1.33 - 1, 57 Inch) and our silicone rings ensure a perfect match with the various drain holes. High quality durable materials: our bathroom sink covers are made of plastic and brass resistant to cracks and thickener. They are durable, smooth and comfortable to touch, sturdy in structure, and can be used for a long time without cracking or leaking. Simple installation: installation does not need any tools, pop - up drain pipe structure is simple, anyone can install, just remove the old one, insert the filter element can complete the installation. Size: 60*60mm