Dimensions: 7 x 0.5;Binchotan charcoal-infused bristles very gentle on gums;Binchotan charcoal keeps toothbrush clean by preventing bacterial growth;New and improved - softer bristles;Materials: Binchotan powder, nylon, and polypropylene

• New Soft Bristle Binchotan Charcoal Toothbrush, Black, by Morihata

New Soft Bristle Binchotan Charcoal Toothbrush, Black, by MorihataIPPINKA