Material: black sink drain, no overflow, made of high-quality brass, durable and not easy to rust. All materials can guarantee the quality. The materials we use for a long time are harmless and environmentally friendly. EASY TO INSTALL: The black sink trap is suitable for sinks without overflow. Sink plug with standard G1 connection, perfect for all commercially available sinks. Fully installs in just a few steps, no tools required. Easy to open and close. Smooth button operation with waterproof seal. Functionality: Thanks to the pop-up mechanism, you can open and close the new trash can with just one click. Never worry about the drain plug getting stuck and water leaking again. STURDY CONSTRUCTION: Heavy duty construction drain valve, solid brass compression spring with good rebound and rebound resistance, quickly seals water and lets it flow out with one push. Brand new high quality pop up drain plug with overflow hole. Wide application: This drain valve is not only suitable for home, but also suitable for various bathrooms and toilets such as restaurants, restaurants, bars and hotels. Setting the highest standards in design and innovation, this floor drain mixer fits harmoniously into every washbasin, sink, sink and sink cabinet without overflowing. Shipment Quantity: 1 piece