New Sealed Oral-B io Series Ultimate Clean 6 Replacement Brush Heads Blk / White

The Oral-B iO Series combines powerful, but gentle micro-vibrations with Oral-B's unique dentist-inspired round brush head design for a professional clean feeling every day. Ultimate Clean Refill toothbrush replacement brush heads help remove plaque, leaving teeth feeling clean and bright. Tufted bristles help clean hard-to-reach areas of the mouth. Gentle Care Refills use extra soft bristles to adapt to the curves of teeth and gums. Dentists recommend changing your toothbrush head every 3 months for best results. Combines Oral-B's unique round brush head with gentle micro-vibrations for a surprisingly enjoyable experience and healthy teeth and gums for life Ultimate Clean Refills: Dual-length bristles surround and reach deep in-between teeth and have higher density for an ultimate clean Gentle Care Refills: Optimized bristle patterns adapt to the curves of the teeth and gums, but are extra soft for maximum comfort Compatible with Oral-B iO Electric Toothbrush Handles Dentists recommend changing your brush head every 3 months