Moldiy Bathroom Vanity Sink Drain Pop Up Stopper without Overflow, Chrome Expertly lMachining: Precision Thread with Multi-layer Finishing Process to ensure Fasten Durable Wear Resistance : Extreme Pure Hand-Polished with Solid-brass Construction; Unique Design: This is a push-button style drain; simply press the top of the pop-up to close, and press it again to open. This vessel vanity sink drain is "Overflow Style" for use with standard sinks and vanities that have an overflow hole at the top of the sink bowl. Fits sinks with 1 1/2"(min) drain holes