Brushing a dog's teeth can be very unpleasant to our furry friend. The Mira-Pet Ultrasound Toothbrush is specially designed to prevent oral issues. the toothbrush features an advanced ultrasound technology with no moving parts and works silently. The toothbrush cleans the surface of the teeth and also destroys bacteria at the gum level. The dog toothbrush needs to be used only once a month for less than a minute to maintain an overall healthy mouth of your friendly pet.