The Oral-B iO Gentle Care refill is specifically designed for an effective yet gentle clean on sensitive areas and gums. Featuring Oral-B’s signature round brush head, the bristles are meticulously arranged to precisely adapt to the curvature of the tooth and gum line. Engineered exclusively for the iO range, these heads provide a professional-level purifying feel while protecting delicate oral tissue. Sensitive Area Care: Developed to provide the gentlest iO cleaning experience, perfect for users with sensitive teeth or inflamed gums. Precision Curvature: Bristles are arranged to surround each individual tooth, adapting to the unique shape of your smile for a deep yet soft clean. iO Technology Exclusive: Guaranteed to fit your Oral-B iO handle, utilizing the linear magnetic drive system for smooth, quiet, and effective micro-vibrations. Signature Round Head: Inspired by dentist tools to reach deep between teeth and along the gumline where rectangular brushes cannot. Dentist Recommended: From the #1 brand most used by dentists worldwide to ensure 100% cleaning efficacy. Compatibility Guide IMPORTANT: These heads are ONLY compatible with Oral-B iO Series (iO3, iO4, iO5, iO6, iO7, iO8, iO9, iO10). NOT Compatible with: Oral-B Pro, Genius, Smart, or Vitality series. NOT Compatible with: Oral-B Pulsonic handles. What's in the Box? 2 x Genuine Oral-B iO Gentle Care Replacement Brush Heads (White)

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