Tongue cleaner. Multi-level bristles. Recommended by dental professionals. 1. Super Tip bristles clean hard-to-reach surfaces. 2. Outer bristles clean the tooth surface and massage your gums. 3. Raised center Dome Trim bristles are clinically proven to clean below the gumline where periodontal disease starts (data on file). 4. Tongue cleaner helps remove odor-causing bacteria. 5. Comfortable and easy-to-hold handle. G-U-M Toothbrushes are recommended by dental professionals to help you maintain good oral health. Made in USA.