Say goodbye to guesswork! With iO refill technology, your brush head knows when it's time for a change. Watch the magic unfold as the color transforms from vibrant blue to pristine white, signaling when to it's time to change and ensuring a fresh and effective clean every time. The iO collection is Oral-B’s best technology. These replacement brush heads contain High Density Dentist-inspired extra soft bristles for a gentle clean. Optimized bristle patterns adapt to the curves of the teeth and gums but are extra soft for maximum comfort. Precision fit with a gentle clean. Compatible with Oral-B iO Electric Toothbrush Handles. Dentists recommend changing your brush head every 3 months for best results. You will receive 4 Oral-B iO Gentle Care Replacement Brush Heads. Best of all, it is brought to you by Oral-B—the #1 brand used by dentists worldwide.* *Based on surveys of a representative worldwide sample of dentists carried out for P&G regularly. Do not use on children under age 3. Replace brush every 3 months or sooner if brush head becomes worn.

The iO is Oral-B’s best technology: Clinically Proven 400% More Plaque Removal Along Gumline versus a regular manual toothbrush. A Round head and gentle micro-vibrations, the Magnetic interaction delivers smooth, harmonious motion through a Synchronized cleaning action (micro-vibrations synced with oscillations). A Built-in-2-Minute Timer ensures an even easier experience, helping you get an optimal clean on all your teeth. The Oral-B's quadrant timer breaks the two minutes up into four 30-second intervals to clean each quadrant of your mouth; we keep the time, so you don’t have to. Delivering the perfect pressure is done by having a Pressure Sensor. The Pressure Sensor Indicates optimal cleaning pressure and warns of over pressure. With an accompanying travel case, you’ll have a fresh clean everywhere you go. We’re with you on your next trip or even your mid-day on-the go brushing! Best of all, it is brought to you by Oral-B—the #1 brand used by dentists worldwide.* *Based on surveys of a representative worldwide sample of dentists carried out for P&G regularly. Do not use on children under age 3. Replace brush (head) every 3 months or sooner if brush head becomes worn.

The Oral-B iO Series 2 combines powerful, but gentle micro vibrations with Oral-B's dentist inspired round brush head to deliver 100% cleaner teeth versus a regular manual toothbrush. So advanced yet so simple, that you will be able to achieve that dentist clean feeling in just 1 touch of a button. Fits all Oral-B iO replacement brush heads, "Ultimate Clean", "Gentle Care", "Radiant White", and "Specialized Clean". Try Oral-B Electric Toothbrushes Carefree, Oral-B offers a 30-day Money-back-Guarantee.