Badger Seal Mask Filter

“A team of UW-Madison engineers has developed a simple and inexpensive DIY fitter than ensures a tighter mask seal around the wearer’s nose, mouth and face. The Badger Seal is a soft, adjustable “frame” with elastic worn either as ear loops or behind the head, and can be made in minutes at home using readily available materials.” Click on the following link for instructions:

Badger Seal Mask Fitter

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