Description – REMOVES UP TO 100% MORE PLAQUE,Round head cleans better for healthier gums – REPLACEMENT BRUSH HEADS: with Flexi Soft bristles in centre to protect your tooth from harsh. – WIDELY FITTING: Well designed according to sensitive persons mouth, narrow and small brush – FOUR COLOR RINGS: The bottom of toothbrush heads with four colour rings, bring you colourful experience, useful facilitate family members distinguish their toothbrush – RECOMMENDATION: Dentists recommend changing your brush every 3 months. – DOES NOT FIT: Vitality Sonic, Sonic Complete, Pulsonic, CrossAction Power.