1. Ultra Thin Design: Ultra thin toilet bidet attachment, easy to install and remove, no gaps in the toilet seat, suitable for household bathrooms.2. Double Nozzles: One nozzle is used for front cleaning (for women only), and the other is used for rear cleaning (everyone can clean normally).4. Self Cleaning Function: Supports self cleaning function to clean the nozzle, simple operation, very suitable for men, women, children, the elderly and new mothers.5. Non Tube Inside: The internal structure creates a self closing waterway, connecting flow valve to nozzle, no more pipes, effectively avoiding water blocking caused by water tubes being squeezed.3. Retractable Nozzle: Both nozzles can be easily retracted behind the splashing guard, nozzles will extract and spray only when selected to ensure ultimate hygiene.