Oral-B iO Refill Black (2 Pack)

Combines Oral-B's unique round brush head with gentle micro-vibrations for a surprisingly enjoyable experience and healthy teeth and gums for life. Key Features Reduces plaque build-up along the gumline The dual-length bristles surround and reach deep in-between teeth and have higher density for an ultimate clean Compatible with Oral-B iO Electric Toothbrush Handles