Features: *1. The upgraded sink drain stopper not only has an anti-clogging filter basket, but also an odor and sink bug prevention valve(the Valve#). It can prevent clogging, stop jewelry, rings, dirt and hair, and can also prevent bugs, odors and overflow. *2. Pop-up design is convenient to use! Just press the top cap down gently to switch between 2 modes, Stopper (to keep water) and Strainer (to drain). *3. Easy to split, detachable anti-clogging basket. No need to use any tools to install it, just remove the old one and insert the new one to complete the installation. *4. It fits 34mm-40mm bathroom sink drain holes. Work on most basins, bathroom sink drains or shower bathtubs. *5. Built-in spring, this basin drain stopper can be freely switched between pop-up and closed with a gently press, which is more convenient and easy to use than traditional sink stopper. Description: *1. Material: brass, ABS(valve) *2. Size: 62x65x32mm *3. Suitable Hole Size: 34mm-40mm(1.33"-1.57") Package Includes: 1 x Sink Drain Note: *1. Actual color may be slightly different from the image due to different monitor and light effect *2. Please allow 1-3cm deviation due to manual measurement