Genuine Philips Sonicare electric toothbrush heads providing efficient oral care, compatible with all Philips Sonicare click-on rechargeable toothbrush handlesGet up to 10x more plaque removal than a manual toothbrush and up to 100% less stains² for a comfortable, deep clean and whiter teethPhilips Sonicare C3 Plaque Removal+Whitening is Sonicare’s deepest cleaning brush head with soft, flexing sides to give you 4x more surface contact¹70% of the plastic in this brush head is bio-based³BrushSync mode-pairing and replacement reminders when used with a BrushSync compatible handleReplace your brush head every 3 months as recommended by the American Dental Association.#1 Recommended power toothbrush brand by Dental ProfessionalsSubscribe & Save: use genuine Philips Sonicare brush head replacements and save up to 15%The set includes: 2x C3 2-in-1 Plaque Removal+Whitening brush heads, white