Amazon.com: Philips Sonicare Original C3 Premium Plaque Defence Standard Sonic Toothbrush Heads - 4 Pack in White (Model HX9044/17) : Health & Household
Philips Sonicare Premium Plaque Control Replacement Toothbrush Heads, HX9044/95, Brushsync Technology, Black 4-pk - Walmart.com
Philips Sonicare Genuine C3 Premium Plaque Control (2ct)