Note: Please compare the size from the above picture guide. You need to measure your toilet bowl size before ordering to make sure it will fit Application and Feature: The dual Nozzle can be washed by itself and Separate Button Design American Elongated Style toilet seat with bidets and rear washing function, sleek design Install Size: See the above picture(make sure to check your toilet bowl size following the picture before ordering) connecting to the toilet’s water supply line The flush lever can be rotated T adjust and control the wash The flush volume can be adjusted, and one key easily disassemble the button PP material made Easy installs within 15-30minutes For all Adults, Children and Seniors. Elongated Toilet Seat: The toilet seat cover closes quietly by itself which helps to prevent slamming and cracked toilet seats. The seat is equipped with a button on its side which upon clicking detaches the toilet seat and cover for easy cleaning. You can now remove or release quickly and easily without requiring tools. Bidet Function: The Elongated bidet attachment is equipped with dual nozzles to offer both rear and front cleaning, which is quite beneficial for feminine hygiene. You can experience an exceptional combination of comfort and ease of use. You can also adjust the fresh water to your preferred settings to maximize comfort rather than resorting to coarse toilet paper again. Upgraded Nozzle Design: With a self-cleaning function, the nozzle automatically retracts behind the protective door after each cleaning to ensure thorough rinsing, enhance protection, simplify maintenance, and provide optimal hygienic cleaning. Safe Material and Long-lasting Structure: Solid toilet seat structure makes it can bear 400 pounds and more. The toilet seat is made of high quality 100% pure(not recycled) polypropylene plastic which is non-absorbent and stain-resistant. No Electricity or Plumbing: Simple installation with no specialized tools required. Bidet toilet seat contains toilet seat x 1, 32 inch stainless steel braided hose x 1, 9/16” (3/8”) metal T-adapter x 1, 15/16” (7/8”) metal T-adapter x 1, rubber washers, additional replacement nozzle x 2, and instruction x 1. The upgraded Bidet toilet seat can be installed in less than half an hour, just like a regular toilet seat.