FITS BOTH REGULAR (ROUND FRONT) AND ELONGATED TOILETS. TOTO TCW07S Eco Washer With Bidet Function Rear cleaning without bidet function Hygienic self cleaning nozzle Soft closing seat & cover Material: PP (seat and cover) Easy remove for cleaning Easy installation No AC power required Water Pressure: 0.05MPa~0.75MPa. Size: 385W x 504D x 80H mm Color : White