Amazon has 2-Count Philips Sonicare C3 2-in-1 Plaque Removal+Whitening Brush Heads (White, HX9042/65) for $17.96 - 5% when you check out via Subscribe & Save = $17.06. Shipping is free with Prime or on $35+ orders.
- 2-Count A3 Premium All-in-One, Genuine Replacement Toothbrush Heads (White, HX9092/65) - $22.76
- 2-Count C3 2-in-1 Plaque Removal+Whitening Brush Heads (White, HX9042/65) - $17.06
- 2-Count G3 2-in-1 Plaque Removal + Gum Care Brush Heads (White, HX9052/65) - $17.06
- 2-Count Genuine G3 Premium Gum Care Replacement Toothbrush Heads (Black, HX9052/95) - $17.06
- 4-Count Genuine G3 Premium Gum Care Replacement Toothbrush Heads (Black, HX9054/95) - $31.31
- 4-Count Genuine G3 Premium Gum Care Replacement Toothbrush Heads (White, HX9054/65) - $31.31
- 4-Count Genuine W DiamondClean Toothbrush Heads (Black, HX6064/95) - $31.31
- 2-Count Genuine W DiamondClean Toothbrush Heads (Black, HX6062/95) - $17.96