material: black sink plug without too full made of high quality brass, they are durable and do not rust easily. All materials can guarantee the quality. The materials we have been using for a long time are harmlessAnd environmentally friendly.easy Installation: black sink plug is suitable for sinks without overflow. Sink cap with G1 "standard 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 water-tight seal.click clac function: thanks to the pop up mechanism, you can open and close your new trash with a single click. No more worries with diverting plugs stuck and leaking.solid Structure: robust construction drain valve, solid brass compression spring, which has good rebound and rebound resistance, quickly seals water and lets it leak with a single pressure. Retractable drain plugNew and high quality with overflow hole.wide application: this drain faucet is not only suitable for families but also for various bathrooms and toilets such as restaurants, bars and hotels. This drain tap sets the highest standards in terms ofOf design and innovation and integrates harmoniously into every sink, washbasin, washbasin and sink cabinet without overflow.extra strong brassour drain set is made of solid brass to ensure lasting quality and durability.-matt blackthe elegant simplicity of the matte black drain faucet makes it the icing on the cake in a modern bathroom.-easy installation and cleaningdue to the massive construction and perfectly adjusted joints, the waste set can be installed completely without tools in just a few steps.