Professional-Level Polishing - Our Zina45 is the ONLY tooth brush in the world with an at home polishing head. Designed to remove stubborn stains, leaving your teeth with a polished shine in the comfort of your own home. 4 Unique Brushing Modes - The Ultra Clean mode provides a comprehensive cleaning action that targets both teeth and gums, ensuring a thorough oral hygiene routine. If you have sensitive teeth, the Sensitive Clean mode offers a gentle yet effective cleaning experience. Stimu-Gum mode is designed to invigorate and stimulate gum tissue, promoting optimal gum health. For a brilliant smile, the Super Shine mode delivers a polishing action that enhances the natural sparkle of your teeth. Patented 45° Angled Brush Head - Designed to reach below the gum line and effectively clean where plaque accumulates. The design features five tufted rows of DuPont soft, nylon bristles, ensuring pro-level cleaning and gum health while efficiently polishing the tooth surface. Maximize Oral Care With Quadtimer + Alert - The 30-second interval timer prompts you to switch brushing positions, ensuring a thorough clean for every part of your mouth. Stay on top of your oral health with the automatic 2-minute shut off timer, meeting the recommended brushing time for a confident smile. Effortless Grip For Enhanced Brushing - The ergonomically designed handle, featuring a patented grip, ensures optimal control and comfort during your oral care routine. Say goodbye to hand fatigue and hello to a confident grip that allows for a thorough and enjoyable brushing experience.