These brushes are made from top materials The hardness of the bristles is tested and controlled to reduce the risk of damaging your pet but optimise the effect, brush off dirt and tartar. The toothbrush with head is designed with two heads in size, the larger can clean the teeth of the big dog, the smaller can clean the teeth of puppies and cats, perfect inclination and enough length to reach the dog's teeth to reduce plaque and tartar. Ideal for removing trapped food and plaque on the gum line and massaging the gums. Optimise the action when brushing dirt and tartar, reduce the risk of teeth, gums and improve breathing. This package comes in a set of 4 toothbrushes in 4 colours and 4 finger toothbrushes. High quality materials for our pet toothbrushes that will not harm or damage your pet's gums and teeth.