How to identify the authenticity of charcoal toothbrush?

1. The length of the bristles of charcoal toothbrush is orderly, the bristles contact with moderate hardness, there is no tingling sensation when contacting the skin, and it is moisture-proof, antibacterial, and adsorbing better than ordinary bristles.

2. The non-slip soft rubber design on the handle of charcoal toothbrush is designed according to ergonomics, it feels more comfortable, easy to control, and reduces hand fatigue while cleaning the teeth.