4 Pcs Tooth Brush Set is an instrument that is used to clean the teeth, gums and tongue. It contains a head of tightly clustered bristles that is mounted on a handle. 4 Pcs Tooth Brush Set long handle helps you reach all the areas of your pet's mouth. This toothbrush is usually placed in a 45-degree direction for better results. 4 Pcs Tooth Brush Set is an ideal way to brush your pet's teeth at least twice daily.