Brush of three sides can clean three sides of tooth,gum ditch and tooth slot at the same time there is no dead angle in cleaning teeth.
Unique 45 degree brush angle design
Brush fur and tooth surface will form 45 degree automatically, which accords with the principle of Bell\'s tooth brush", deeply and effectively clean gum ditch and tooth slot.
  Patent ultra soft brush material
patent ultra soft brush is made by special craft, relatively hard for the middle brush fur, the surface fur is softer 225% than general nylon brush
Remove tooth fungus spot efficiently, eliminate the cause of disease.
Brush moving 3,000 times around every minute, dispel the obstinate tooth fungus spot that the manual toothbrush can\'t remove .
Unique gums massage function