Your toothbrush is one of your most important personal items. You put it in your mouth every day, so it is very important that you keep it clean. You could always get a sanitizer to keep your toothbrush clean. The Binchotan Charcoal Toothbrush takes it to the next level. Its bristles are blended with binchotan charcoal and have anti-bacterial properties. This toothbrush remains fresh and odor-free for longer. Does not abrade your gums either.