Philips Sonicare DiamondClean Replacement Toothbrush Heads (4-pack) White HX6064/65 - Best Buy
4pcs Brush Heads Replacement for Philips Sonicare Diamond Clean FlexCare HX6064/14 Standard Electric Tooth Brush Replace Heads - AliExpress
Philips Sonicare W Optimal White Black HX6064/11, náhradná hlavica, 4 ks - Profimed.eu
Toothbrush Replacement Heads for Philips Sonicare: Ofashu Electric Brush Head Compatible with DiamondClean Protectiveclean 2 Series C1 C2 W G2 4100 5100 Hx6250 HX6064 White 8 Packs White-green Standard