We’re sorry you found the size of the brush head too small for your brushing needs. Extensive research and testing goes into our products, and we try to offer features that we think will appeal to our consumers. Your satisfaction is very important to us, and we’d like to learn more details to help you find the best brush model for your preferences and brushing routine. Please give us a call at 1-800-566-7252 from 9AM -- 6PM EST Monday -- Friday.

Linda, we know how important it is to have a properly working toothbrush, and we're sorry to hear yours stopped working. We have many quality checks in place to ensure our products reach you in perfect condition, and would expect these toothbrushes to last up to 4 years. So that we can help you further, please give us a call at (800) 566-7252.