Healthy gums. Healthy life. Antibacterial bristles. Removes up to 25% more plaque (Compared to conventional nylon filament. Data on file (DOF-0001). Now 2 more brushes. Recommended by dental professionals. Flexible grip. Triangular shaped bristles remove up to 25% more plaque (Compared to conventional nylon filament. Data on file (DOF-0001). Antibacterial bristles keep brush clean between uses (Bristles incorporate an antibacterial agent for continuous bristle protection. Bacterial growth that may affect the bristles is inhibited. The agent in the bristles does not protect against disease). Bendable neck makes cleaning back teeth easy. Flexible handle for better comfort and control when cleaning hard-to-reach places. Gumbrand.com or call us at: 1-888-777-3101. Made in USA.