EXCELLENT MATERIALMade of high quality SUS304 stainless steel brass and silicone, pop up sink drain is sturdy and durable. The materials and design blend perfectly with any bathroom decor, fixtures and accessories. WIDELY USEDOur universal sink strainer is suitable for all commercial sinks, with a size of 'standard installation G1 ", good for the bathroom. Suitable for most wall sinks, countertop and undermount sinks and European standard size piping. EASY INSTALLATIONNo tools required is required, bathroom drain installation is done in a few steps.Because the copper cap is wider and the contact area is large, it can be assembled by hand without any effort. DOUBLE SEAL AND ANTI-CLOGGINGOur pop up sink drain is made of high quality double seal thick silicone, no water leakage after installation.The collar, rings or anything falling off accidentally in it, grabs effortlessly. 100% GUARANTEE24/7 online customer service and lifetime warranty. If you are not 100% satisfied with our bathroom sink strainer, you can replace or refund the sink strainer at any time.