The Jim Diamond Travel Bidet System can easily be installed just by pushing the rubber adapter onto a faucet. Nice and easy! This Travel Bidet can be taken wherever you go! The plastic material makes it the ideal bidet to take in your luggage while traveling. This set comes with 2 different sized nozzles. One is 0.75″ x 5″ and the other is 0.3″ x 3.4″.