NO SLAM BIDET SEAT: This seat features a quiet-close lid that closes slowly and silently; a heater provides continuous heated water for consistent comfort with front and rear wash modes with warm water cleansing. EFFORTLESS INSTALL: Quick-attach bidet for fast and secure installation, with color matched plastic hinges included; requires connection to toilet water supply line; all hoses and connections are included. EASY TO CLEAN TOILET SEAT: Quick release hinges allow for easy removal and convenient toilet cleaning; to clean, simply use a soft, dampened sponge or cloth; never use an abrasive material such as a brush or scouring pad. SHIFT PREVENTION: Grip-tight bumpers prevent the toilet seat from shifting during use and add stability. ROUND TOILET SEAT: Fits most round toilets; for non-residential application recommend using K-4639 or K-4775 toilet seats.