4/8PCS Toothbrush Heads Compatible with Philips HX Series | Adult replacement brush heads for HX5 HX6 HX7 HX8 HX9 series electric toothbrushes(4HB110C)

- Replacement heads fit HX5,HX6,HX7,HX8,HX9 series electric toothbrushes. - Bayonet structure matches corresponding toothbrush handles. - Bristle design fits daily teeth cleaning. - Available in 4 pieces or 8 pieces per pack. - For replacing aged and worn brush heads.