<br><b>Product Features:</b> <br><br>Body Material: Brass <br>Waste Pipe Material: Brass<br>Finish:Oil Rubbed Bronze<br>Drain Assembly Type: Spring Loaded Pop-Up <br>Drain hole size requirement: 1.62-1.9 inch(41-48 mm) Sink Thickness: 3.23-inch (82mm) <br>Type: Drain for vessel sink without overflow or bathroom vanity sink without overflow with a minimum drain hole diameter of 1 5/8".