[UNIVERSAL DESIGN]: Bathroom sink drain kit fits sink hole diameter 1-1/2Inch (1.45 inches) [Easy to install and save space]: Flexible and expandable flexible drain pipe makes installation simple, no tools are required, you can make any shape as you need to save space. [Anti-Clog and Anti-Odor Design]: The sink trap set is designed with a -up anti-clogging plug that can collect hair and prevent drain pipes from clogged. And the parts that prevent water backflow also include preventing odor and water backflow. [Material Safety Flexible Drain]: The -up drain plug of the quick drain kit is made of High-quality materials, anti-clogging, anti-breakage, and anti-rust, the rv sink drain pipe is made of ABS, stable and elastic, Can be bent into any shape. [Anti-leak]: The bathroom sink set is designed with silicone gasket and no extra joints to prevent water leakage. Scope of application:Basin installation Interface size:32MM Applicable diameter:40-50 water pipe Colour:Black Material:ABS Package Contents: 2 * Kitchen Sink Drain Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.