TOO SMALL TO FEEL EFFECTIVE AND ONLY ONE DIRECTION
No, I would not recommend this to a friend.
Response from waterpik.comBy Waterpik, Product Support, December 15, 2020
We are sorry that you are not happy with these Flossing Brush Head replacements. We do have larger replacements available. Here is a link to the SFFB-2EW https://www.waterpik.com/oral-health/tips-accessories/SFFB-2EW/