High-quality brass construction: This bottle trap is made of solid brass with an all-metal body to ensure durability and a long service life. 【Black Sink Drain】Matte black bottle drain pipe for bathroom sinks, dark electroplated color, unpainted, rust-proof, maintains a perfect appearance for a long time. 【Deodorization and Anti-clogging】P-type bottle trap set with U-shaped water seal to prevent bad odors from escaping from the sewer. The bottom cover can be removed manually for easy cleaning, and you don't have to worry about this wall drain pipe clogging with hair. 【Easy to Install】The modern round P-shaped bathroom drain comes with complete sealing accessories, is easy to install, leak-free, and can be easily installed under the sink without the help of a professional plumber. BSTIIU offers quality and quantity assurance.