for Phi Sonicare Toothbrush Brush Head Replacement Brush Heads HX3/HX6/HX9 Series HX3210/3211/6150/6500/6510/6530/9342/6730(16p1)

- Designed as sonic toothbrush replacement parts for HX3, HX6 and HX9 numbered series toothbrush models. - Precision matching design fits HX3210, HX3211, HX6150, HX6500 and HX6510 specifications well. - Adapts to HX6530, HX9342 and HX6730 toothbrush versions with tight connection structure. - Standard brush head sizing suits daily brushing applications and regular use needs. - Practical sonic toothbrush replacement heads, basic accessory for listed numbered models.