1. Universal Round P Trap Waste Drain kits : Meets plumbing code requirements in or CAN 1-1 or 4" inch slip inlet and 1-5 or 8" joint out.smooth interior won't cause buildup or bad odors. Perfectly fit for basin, suitable for all standard pop-up wastes,Works for all types of bathroom sinks: Undermount, Vessel Sinks and Pedestal Sinks with and without Overflow 2. Easy installation - Kit includes all drainage parts needed to install or replace sink plumbing, Rainer waterlet, washbasin. No special tools needed. With multifit oulet. Fits Standard Drain Assembly with and without Overflow. Measure drain opening and follow its sink manufacturer instructions 3. Easy to maintain - Made of Lead Zinc Brass Alloy metaland Multi-layer chrome finish, build to resist daily scratches, corrosions and tarnishing, exceeding industry life times.Easily maintained, removed and Clean. 4. Good water sealing performance - Multiple Protection Embedded with three high quality Brass apron, ensure odor and leakage prevention when adjusting the height of the extended pipe. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.