Material: Black sink drain without overflow made of high quality brass, they are durable and not easy to rust. All materials can guarantee the quality. The materials we have been using for a long time are harmless and environmentally friendly. Easy installation: Black sink drain is suitable for sinks without an overflow. Sink plug with standard G1 connection? , perfect for all commercially available sinks. Can be installed completely without tools in just a few steps! Easy to open and close. Smooth push-button operation with watertight seal. Click clack function: thanks to the pop up mechanism, you can open and close your new basket with just one click. No more worries about stuck and leaking diverter caps. Solid Structure: Heavy-duty construction drain valve, solid brass compression spring, which has good rebound and rebound resistance, quickly seals water and lets it drain out with one push. Brand new and high quality pop-up drain plug with overflow hole. Wide Application: This