360-DEGREE COVERAGE---This 3-sided toothbrush has 3 brush heads, which can cover different sides of the teeth, easily save the time of cleaning teeth and keep the teeth healthy. DURABLE MATERIALS---The heads of these kids 3-sided toothbrushes are made of PP and TPE materials, which can be used for a long time; the bristles are DuPont soft bristles. A properly dense brush can provide you with a comfortable brushing experience. ANTI-SLIP HANDLE DESIGN---The handles of these 3-sided gripping toothbrushes have an appropriate curvature, which is comfortable to hold and saves the workload when brushing teeth. The entire tooth (+gums) can be cleaned without effort. It also covers hard to reach places. THE GENTLENESS OF SENSITIVE TEETH---USE SAFE, soft bristles (after running in warm water) to gently stimulate and massage the gums to stop feeling overload. Special expansion pleats are automatically adjusted to apply uniform pressure to all tooth widths---The bristles can be adapted to different tooth widths. Ideal for children who are too sensitive to brushing and oral defense/oral movement problems.