Philips Sonicare Replacement Toothbrush Heads with BrushSync Technology, 8 pk. White Brand_Di Martino WARNING: This product can expose WARNING: This product can expose you to chemicals including LITHIUM which is known to the State of California to cause reproductive harm Grind fresh onto salads just before serving for a gourmet touch Use with a Philips Sonicare brushsync compatible handle (diamondclean smart or protectiveclean) to unlock smart features: Brushsync mode pairing triggers your handle to select optimal mode and intensity level for exceptional plaque removal (certain models only) Replace your brush head every three months as recommended by the American Dental Association