Removes up to 25% more plaque (Compared to conventional nylon filament. Data on file). Flexible grip. Go-betweens. Proxabrush. Germ resistant bristles. Recommended by dental professionals. Triangular shaped bristles remove up to 25% more plaque (Compared to conventional nylon filament. Data on file). Flexible handle for better comfort and control when cleaning hard-to-reach places. Bendable neck makes cleaning back teeth easy. 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). gumbrand.com or call us at: 1-888-777-3101. Made in USA.