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 Phillips 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 to fit and vibrate effectively.

The words "Phillips Sonicare and 9-Series" are only to express compatibility, not for trademark. This product is not made by Philips Sonicare.

Packaging: Kraft paper box.

List of Compatible Models: HX9990/11 , HX9990/13 , HX9990/12 , HX9645/02 , HX9924/65 , HX9690/06 , HX9690/07 , HX6351/41 , HX6352/42 , HX9924/62 , HX9944/12 , HX9944/11 , HX9685/03 , HX7533/04 , HX9610/17 , HX9690/05 , HX9924/91 , HX7533/03 , HX7533/01 , HX9903/30 , HX9957/61 , HX9957/38 , HX9924/37 , HX9924/36 , HX9924/35 , HX9924/34 , HX9903/33 , HX9903/32 , HX9903/31 , HX9903/61 , HX9924/61 , HX9954/56 , HX6325/70 , HX9192/30 , HX9984/08 , HX9984/48 , HX9984/28 , HX9984/19 , HX9957/51 , HX9194/53 , HX9194/54 , HX9903/01 , HX9924/41 , HX9924/21 , HX9924/11 , HX9924/01 , HX9903/41 , HX9903/21 , HX9903/11 , HX9945/01 , HX3211/23 , HX3211/33 , HX9985/01 , HX9985/48 , HX9985/41 , HX9985/28 , HX9985/21 , HX9985/18 , HX9985/11 , HX9945/08 , HX9985/08 , HX9193/05 , HX9192/01 , HX9194/08 , HX9193/04 , HX9193/03 , HX9192/02 , HX3281/32 , HX6392/05 , HX6031/11 , HX6381/02 , HX6341/02 , HX6321/05 , HX3211/17 , HX3211/30 , HX6321/02 , HX6392/02 , HX6315/71 , HX3631/06 , HX3631/08 , HX3631/07 , HX6382/07 , HX6311/07 , HX6341/07 , HX6381/07 , HX5620/20 , HX5630/50 , HX3631/02 , HX3631/04 , HX3631/03 , HX5610/02 , HX5610/34 , HX5610/30 , HX5610/26 , HX5610/04 , HX5910/81 , HX5610/01 , HX5610/03 , HX5910/71 , HX6023/05 , HX5350/02 , HX5752/02 , HX6023/82 , HX6003/60 , HX5351/55 , HX5352/55 , HX6003/72 , HX6311/02 , HX6003/80 , HX6012/82 , HX6013/60 , HX6023/62 , HX6023/60 , HX6013/11 , HX6011/90 , HX6023/90 , HX6015/70 , HX6015/16 , HX6013/90 , HX5752/71 , HX6311/55 , HX6311/33 , HX6015/50 , HX6013/62 , HX6013/21 , HX5753/71 , HX6003/62 , HX6023/21 , HX6021/21 , HX6017/70 , HX6003/90 , HX6003/82 , HX5581/02 , HX6021/82 , HX6013/82 , HX6021/11 , HX6023/11 , HX4101/02 , HX6011/21 , HX6011/11 , HX5251/33 , HX5351/46 , HX5351/30 , HX5302/33 , HX5352/46 , HX4101/72 , HX3351/02 , HX3551/02 , HX3881/02 , HX3881/03