Enjoy an effortless, thorough clean between your teeth and improve your gum health. Our Quad Stream technology helps you cover more area with less effort, while Pulse Wave technology gently guides you from tooth to tooth. Easy. Key Features: • Quad Stream technology for faster, more effective flossing. X-shaped water streams cover more surface area for a faster, deeper clean versus manual floss. Effortlessly. • Pulse Wave technology guides from tooth to tooth. Gentle pulses of water guide you from tooth-to-tooth so that you do not miss a spot. • Whisper quiet for great results without disturbing others. Engineered for a discreet clean, so you get great results without disturbing others.