The waterpik nanom water flosser wp 250uk is an easier and more effective alternative to string floss for those who don39t like to floss waterpik water flossers are the only brand clinically proven to be an effective alternative to traditional floss for removing plaque biofilm and reducing gum bleeding and inflammation the waterpik nano water flosser features an extra space saving design that is 50 smaller than previous models is quiet and energy efficient and can be powered from