Our nano toothbrushes are designed to be used multiple times, even up to months! You will be astonished by how long our micro toothbrush last compared to our competitors. Our ultrasoft toothbrushes is designed with perfect head size that ensures an all round clean teeth, fight plaque and can also take out the particles that cause you to suffer from bad breath for a more satisfying post clean environment. The handle was designed with wheat straw which makes it nature-friendly.