The Aquarius Water Flosser from Waterpik removes up to 99.9% of plaque from treated areas and is up to 50% more effective for improving gum health than string floss. Comes with seven flossing tips, a convenient one-minute timer with 30-second pacer to ensure thorough water flossing of all areas, a water on/off button in the handle that allows for one handed operation, and a 3-year warranty. Waterpik is the #1 recommended water flosser brand, clinically proven and accepted by the American Dental Association.