Whole mouth clean. Tongue & cheek cleaner. Unique tongue cleaner helps reduce up to 96% more bad breath bacteria (vs brushing teeth alone with an ordinary (flat trim) toothbrush). Tightly packed, tapered bristles and polishing cups help remove more plaque and stains than an ordinary toothbrush. Dentists & hygienists recommend replacing your toothbrush every 3 months. Made in Switzerland.