Baby Brezza HEPA Filter for Bottle Washer ProThe Baby Brezza HEPA Filter is designed for use with the Baby Brezza Bottle Washer Pro. It filters the air used during the drying cycle, removing up to 95 percent of germs so bottles, pump parts, and accessories dry with clean air. Replacing the filter helps maintain drying performance and hygiene, especially with daily use. It is easy to install and supports consistent results every time you run your Bottle Washer Pro.