The Oral-B Vitality Precision Clean removes more plaque than a regular manual brush, leaving teeth feeling clean. - Reduces up to 2X more plaque than a regular flat trim manual toothbrush - Oral-B is the #1 dentist-recommended toothbrush brand worldwide Oral-B Precision Clean Replacement Electric Toothbrush Head - For a Tooth-by-Tooth Clean 1. Soft bristles for a comfortable clean, perfect for beginners 2. Tooth-by-tooth cleaning for superior plaque remo Replace Brush Heads Every 3 Months Dentists recommend replacing your brush every 3-4 months. Oral-B brush head refills feature indicator bristles that fade halfway to help remind you when to replace your toothbrush head so you maintain a superior clean vs. a regular manual toothbrush. Features +29% More Cleaning Bristles and New Trim Pattern for Improved Tooth Cupping Dentists recommend changing your brush head every 3 months Indicator bristles fade half-way to signal it is time to change your brush head. Fits: Oral-B Professional Care Smart Series, Triumph, Professional Care Series, Vitality, Precision Clean Fits: Oral-B Dual Clean, Floss Action, ProWhite, Pro-Health Battery Powered, AdvancePower Series Deeper, more thorough clean than an ordinary manual toothbrush. Quite simply one of the best entry-level power electric toothbrushes we have seen! With 7,600 oscillations per minute to remove more plaque from your teeth Removes significantly more stains than a manual toothbrush. Gentle on gums. Replaceable Precision Clean Brushhead (previously Flexisoft). Unique Flexisoft bristles in center flex when brushing, allowing interdental tips to clean deep between teeth. Pack contains 2 Precision Clean brush heads Brush Head Surrounds each tooth, get hard to reach places, helps improve gum health High speed oscillating/rotating motion Rubberised ergonomic grip provides comfort and control 2 minute timer Sustained rechargeable cleaning power: Lasts 5 days between charges when brushing two times a day for two minutes each.