Philips Sonicare G3 Premium Gum Care HX9054 4 Toothbrush Heads - Colour: White are replacement heads of standard size compatible with all the Sonicare clip handles.
Their external bristles gently cleanse the dental plaque for gums up to 7 times healthier in only 2 weeks. Their soft and supple sides in rubber fits to the gums contours.
They have a wear indicator: the blue colour disappear gradually.