The bidet seat or some people call it auto spray toilet seat provides very effective cleansing for you after using toilet. The result is far cleaner than using just toilet paper and even the hand-held shower spray. Please visit below web pages Toilet Compatibility and Toilet Important Dimensions if you are thinking of getting one. Many dealers selling bidet seats always mislead buyers by saying their bidet seat fit ANY toilet system. Is that true? Please read the web pages and judge yourself.