1. Material: Made of copper, it is practical, durable, and has a relatively long service life. The drain plug is made of copper with a chrome - plating process instead of plastic. It is resistant to detergents and oil stains, is long - lasting, and can be reused. It can be used in an environment ranging from -40°C to +120°C. The bathtub stopper integrates well with the design of your bathtub, combining practicality, elegance, and a certain timeless quality. 2. Dimensions: The diameter of the bathtub stopper is approximately 43.5 mm, and its height is adjustable. The product dimensions are measured manually, so there may be some minor errors. Please refer to the actual product. It is advisable to confirm whether the specifications of your bathtub drain hole are suitable. It fits most bathtub drain outlets, can be compatible with traditional bathtubs, and cover the drain opening. Additionally, the diameter of the drain plug is about 8 mm. 3. Application scope: It is suitable for bathtubs, washbasins, bathroom sinks, kitchen sinks, etc. 4. Easy installation: It can be installed and removed relatively easily without tools. 5. Easy to clean: The sink stopper is easy to disassemble, and the cleaning can be completed in a few steps. It is completely detachable, helping you get rid of the unappealing drain opening in your bathtub. It also comes with a replacement seal. 6. Convenient to use: The height of the bathtub stopper can be adjusted easily via the included screw to fit the height of the drain opening. 7. Good sealing: The bathtub stopper is sealed with a rubber ring, which provides a decent sealing effect and helps prevent leakage, allowing you to have a good bathing experience. 8. Color: Silver 9. Quantity shipped: 1 piece