Amazon.com: Futulkyus Kids Toothbrush Replacement Heads for Philips Sonicare: Over 7 Years Old Child Soft Electric Standard Children Brush Head for Boy Girl, HX6032/94 HX6042 HX6340 HX6034 HX6321, White 8 Pack :
Ofashu Replacement Heads for Philips Sonicare DiamondClean Smart ExpertClean ProtectiveClean Premium Plaque Control C3 C2 C1 W HX9044, 8 White Sonic Electric Toothbrush Brush Head White Blue 8 Count (Pack of 1)