1、Suitable Thread: The inlet specification of our sink drain tubing is inch thread G1‑1/4in inlet, sliding joint connection, no special tools required. 2、No Odor: The sink drain tubing can be bent and adjusted with corrugated face, which is very safe and has the ability to no odor so that you can use it with great experience. 3、Silver Slick Finish: This sink drain tubing is made with silver slick finish, which brings better rust prevention and decorative effect for exposed installation. 4、Hard Aging: As a sink drain tubing, our tubing is not easy to be aged, strong and durable, and can be able to be long term use. 5、Simple Installation: Sink drain tubing is very easy to install, just follow the regular process to install successfully, friendly to novices.