Water quality in many countries is unsafe and can be risky for private parts of the body in the long run. Clean-Wash is a new pre-filter for toilets incorporating a number of original features. This filter has an innovative quick change filter structure, to avoid existing issues where the tube needs to be disassembled. The base can be recycled to avoid waste and the filter element can be freely matched to meet the different requirements of water quality. A variety of spices and herbs can be added to the filter to provide a healthy cleaning experience. The overall is simple and elegant with a fashionable and elegant diamond cut surface design.