Bristles clean deep. Regular. Healthy gums. Healthy life. Recommended by Dental professionals. 1. Extremely tapered bristles are superior in overall plaque removal versus a conventional toothbrush (Data on file No.0009). 2. Bristles penetrate deeply between teeth and below the gumline where conventional bristles cannot reach to promote gum health. 3. The patented Quad-Grip. handle helps you brush at the proper 45 degrees angle for optimal cleaning. gumbrand.com. Made in China.