Permaflow, No Clog P Trap, Prevents Clogs, Helps Easily Remove The Drain Build Up Before It Develops, Green By Design 4 In 1 Multi-Functional Fixture, S Shape Design Increases Turbulence To Minimize Build Up, Easy Turn Wiper That Acts As An In Line Drain Cleaner & Clears The Clog, Easily Replaces New Or Existing P-Traps, Saves Money, Environment Friendly, Reduces Downtime, Supports Water Conservation, Assists With Easy Retrieval Of Items.