The Waterpik® Ultra Water Flosser (WP-100) is the easy and more effective way to floss. And it's perfect for anyone with braces, implants, crowns, bridges, or periodontal pockets. Waterpik® Water Flossers are the only brand clinically proven to be more effective than traditional dental floss and Sonicare® Air Floss for reducing plaque, gingivitis, and gum disease. The Waterpik® Ultra Water Flosser (WP-100) is the ultimate in water flossing performance. It features ten pressure settings, a contemporary design that is smaller and quieter than previous models, a covered reservoir with in-lid tip storage, and six unique tips. The Waterpik Ultra Water Flosser is the number one recommended Water Flosser model among dental professionals.