Sink Pop Up Drain Stopper, Easy to install and clean. Finish: Brass. Material: Brass. Overflow: No. Easy to operate: Up Drain is a spring-loaded button and does not require a lifting lever. Just push the drain cover down to close, push it again to open and drain. 2 types: There are 2 types of Brass Sink Drain, pop-up valve and rotary valve, both of which are easy to use. The end of these sinks is a pop-up valve. Features: Sink Drain has a unique design and is suitable for different sinks. The style is retro, modern, and rustic, and matches the decoration style of modern houses. Easy to install: Bathroom Up Drain is easy to install without leakage; please make sure the gasket is in the correct position to avoid leakage. Material: Vessel Sink Drain is made of brass material, which can be used for a long time and is harmless and environmentally friendly.