1、Easy installation, kit includes all drainage parts needed to install, no special tools needed. 2、Smooth interior won't cause buildup or bad odors. Perfectly fit for basin bathroom sinks. 3、Suitable for American pipeline standards and drainage devices. Can be used in conjunction with standard sink drains with or without overflow. 4、It is removable and easy to clean. It has an anti‑clogging function to prevent hair and other debris from entering the drain. 5、Made of high-quality copper and stainless steel material, durable, wear-resistant, high-pressure resistant, long-term use. 1 x Sink Drain Valve1 x Water Pipe1 x Disc Base  Item Type: Drain PipeMaterial: Main Body Copper + Stainless SteelColor: As shown in the picturePipe Diameter: Approx.30mm / 1.18inPipe Length: Approx.30cm/ 11.8inDisc Base Diameter: Approx. 6.5cm/ 2.6inSink Drain Valve Size: Approx.13x 4.2cm/ 5.1x 1.7inWeight: Approx.395g/ 13.9oz