Bamboo Electric Toothbrush Replacement Heads

Electric bamboo toothbrush replacement heads: comes in a pack of 4 (a year's worth). Fits Philips Sonicare. Medium/soft bristles made from castor oil and charcoal. Bamboo is naturally antimicrobial and a fast-growing renewable resource. These refill heads fit most "click-on" Philips Sonicare electric toothbrushes including all 9-series models. They will not fit specialty models, screw on models, Oral-B, etc.