Waterpik Aquarius Water Flosser with 7 Interchangeable Irrigation Tips. Faster, more effective way to reduce plaque, gingivitis and gum disease than traditional flossing. Pulse-modulation technology provides maximum plaque removal in Floss Mode and enhanced gum stimulation and improved circulation in Hydro-Pulse Mode. Perfect for use with braces, implants, crowns, bridges and veneers. Removable 21 oz. (600ml) dishwasher-safe reservoir provides 90 seconds of continuous irrigation. Single irrigation system