Oral-B Complete Sensitive Care toothbrushes are specially designed for individuals with sensitive teeth and gums. The ultra-soft bristles provide a gentle and comfortable cleaning experience, making it suitable for those with sensitivity issues. The multi-height bristles are designed to fit the contours of your teeth for thorough cleaning, and the toothbrush also includes a soft tongue cleaner for comprehensive oral care. Regular and proper brushing, at least twice a day, is crucial for maintaining good oral hygiene. Remember to replace your toothbrush every three months or sooner if the bristles show signs of wear for optimal performance.