Oral-B Manual Toothbrush Indicator Interdental Medium Bristles

features: - indicator bristles: blue bristles that fade with use, indicating the right time to replace the toothbrush; - yellow bristles: designed to penetrate between teeth and reach the most difficult areas; - ergonomic handle: designed in modo to ensure comfort and control; - polishing bristles with tapered tip: gentle on teeth and gums; - head size: 40; - type of head: medium.