Slide one of these filters into your reusable face mask filter pocket for added protection. The filters are 3-ply and are for single-use. Non-Medical grade. This set has ten filters.
Note: These disposable filters are not medical devices or personal protective equipment (PPE). Mass Audubon makes no warranties, either express or implied, that these masks prevent infection or the transmission of viruses or diseases. Please visit the CDC website for the latest information and recommendations.