COMPATIBILITY - Our replacement heads easy "Push On" toothbrush provide easy installation and removal. Fits Oral B handles, except Oral B's sonic toothbrushes (see a full list of compatible models in the description below) PACKAGE: You will have GENKENT brush heads, if not get ...COMPATIBILITY - Our replacement heads easy "Push On" toothbrush provide easy installation and removal. Fits Oral B handles, except Oral B's sonic toothbrushes (see a full list of compatible models in the description below) PACKAGE: You will have GENKENT brush heads, if not get GENKENT toothrbush head ,100% full refund HEALTH & SAFETY STANDARD: The bristles are made of ultra-soft nylon which is easy on your gum, FDA approved and has passed dentist's official health and safety standard.
One brush head will last for about 3 months under normal usage. FUNCTIONAL DESIGN : Advanced bristle design for superior cleaning EVERY THREE MONTHS: Reminder bristles fade from blue to white, helping you stay in line with dentist recommendations by alerting you when it's time to change your brush head