What is oral b io interdental clean brush heads 4 pack? Oral b io interdental clean brush heads 4 pack is a set of dentist inspired replacement brush heads for the oral b io 4 electric toothbrush. These superior brush heads have micro vibrating bristles designed to reach and clean interdental spaces for a more thorough and professional cleaning experience at home. The round design of the brush head, combined with oral b's innovative technology, removes 100% more plaque and up to 160% in between teeth compared to a manual toothbrush. It is advisable to replace your brush head every three months. What are the key features? Interdental cleaning with micro vibrating bristles round brush head design for a better reach designed for oral b io 4 electric toothbrush greater plaque removal and cleaning between teeth recommended to replace every 3 months for optimum performance usage how to use oral b io interdental clean brush heads 4 pack unplug the toothbrush if not charging. Securely attach the brush head to the handle. Press the power button to select your preferred intensity level. Brush teeth for the recommended 2 minutes, changing zones every 30 seconds as indicated by the timer. After use, turn off the toothbrush and rinse the brush head under running water. Usage warnings precautions to consider before using oral b io interdental clean brush heads 4 pack do not use the brush head longer than the recommended three month period. Ensure that the toothbrush is not used by children under the age of 3. People with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, should only use the brush head with appropriate supervision or instruction. Do not modify or repair the brush head if the product is damaged, seek help from an oral b service centre. Warnings