4 Pack Bamboo Electric Toothbrush Heads: Sonicare Compatible

*Final Sale please review our return policy* Not ready to give up your electric toothbrush yet, but hate the waste? Swap to our bamboo electric toothbrush heads! Our toothbrush heads are compatible with Philips Sonicare 9-Series. They have medium/soft bristles made from castor bean oil and blended with charcoal. Bamboo is naturally antimicrobial and a fast-growing renewable resource. Includes: Four refill heads in kraft paper boxes or purchase a Tester, which is one single replacement head. Compatibility: 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. Not sure if it will fit? Buy one tester head to start! Recommended: Dentists recommend to change your toothbrush head every 3 months. Bio-Based Bristles: Made from castor oil and infused with charcoal, these bristles are biodegradable. Insert on the bottom is made from cornstarch PLA and is required for the metal