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Sonicare Hx9054/95 G3 Premium Gum Care Sonic Replacement Brush Head$15.18
It is designed to work with all click-on sonicare models. These replacement brush heads have flexing sides that contour to your teeth and gums for 2x more surface contact to effortlessly remove your hard-to-reach plaque. Smart brush head replacement technology tracks how often and how hard you brush and will notify you when it is time to replace your brush head.