Philips Toothbrush Head (C1 ProResult/C3 Adaptive Premium/HydroClean/W2 Optimal) | eBay
Genuine Philips Sonicare Toothbrush Head – C3 Premium Plaque Control, G3 Premium Gum Care & W3 Premium White, HX9073/65, 3-pk, White : Amazon.co.uk: Health & Personal Care
9 best electric toothbrushes for 2024, tried and tested