Splat professional toothbrush: - The rubberized bristles of whitening toothbrushes are clinically proven to clean your teeth up to 40% more effectively than conventional nylon bristles. - The special coating on each bristle allows you to gently and effectively remove plaque, as if an eraser erases a pencil from a white sheet of paper. - Bristles type: Hard. **For further product information, please contact Chat Support**