The Waterpik Ultra Water Flosser WP-100 in White is a professional-grade countertop oral irrigator designed for superior plaque removal and gum health. It features an advanced pressure control system with 10 settings, ranging from 10 to 100 PSI, allowing for a customized cleaning experience. The high-volume 22-ounce reservoir provides over 90 seconds of continuous flossing time and is top-rack dishwasher safe for easy cleaning. This model includes a contemporary compact design that is quieter than previous versions and a covered reservoir with built-in tip storage in the lid. Clinically proven to be up to 50% more effective than string floss, it removes up to 99.9% of plaque from treated areas and is ideal for individuals with braces, implants, crowns, or bridges. The unit comes with 6 specialized flossing tips and features a 360-degree rotating tip handle to easily reach all areas of the mouth