Feature: - Without overflow connection The click-clack drain valve has no overflow connection. Mount it on sinks that do not have an overflow. This drain valve is suitable for various bathrooms and toilets such as restaurants, bars, and hotels. Specification: Material: Brass and zinc alloy Installation size: G1 Sealing material: Silicone Overflow: Without overflow Package includes: 1 x Drain set without overflow - Extra strong brass Our drain set is made of solid brass to ensure long-lasting quality and durability. - Matte black The elegant simplicity of the drain valve in matte black complements a modern bathroom design. - Easy installation and cleaning Due to the solid construction and perfectly fitting joints, the waste set can be installed without tools in just a few steps. Tips: Please check the installation size of your sink before purchase. The pop-up waste is designed for sinks and cannot be used for bathtubs. This basin drain comes with installation hardware and silicone washers. Ensure the washers are positioned and oriented correctly, as incorrect placement may cause leakage. Use plumber's putty if necessary to prevent leaks.