The advantages of triple heads toothbrushes as follows: 1. Advanced three sided toothbrushes bristle design and patent design Superior cleaning, surrounding your teeth and brushes all three sides of the tooth and gum line at same time. It thoroughly cleans every tooth and save your time. 2. Automatic and professional 45 degree angle to the gum line More effective to clean plaque at gum line with 45 degre angle between bristle and the face of tooth. 3. Softer Ultralon bristles material With softer material, bristle will be safer, kinder and more effective to clean teeth and gum without damage. 4. Make out bristle with once-forming injection technique With once-forming injection technique, there are no places for fungi and bacteria to hide. 5. The design of tongue scraper The scraper can clean the tongue after brushing your teeth. 6. More effective plaque remval With 3000 forth and back brushing movements per minute, three sides electrical toothbrushes more effectively removes persistent plaque. 7. special usage:make as massager also can be used as a massager when replace another head