There s a whole lot to smile about when it comes to our Charcoal Toothbrush. Designed with charcoal-infused bristles that are 2x softer than an ordinary flat trim toothbrush this ultra soft toothbrush helps gently removes surface stains for a clean that s effective yet gentle on gums. Best of all the handle is made from 50% post-consumer recycled plastic and is recyclable through our TerraCycle collection program.