Bluprint instructor Mimi G details step-by-step how to make a face mask using both a lining and main (aka fashion) fabric with tightly woven cotton. This version has elastic that wraps all the way around your head for comfort during long-term wear.
Disclaimer: Homemade face masks are not medical grade. There is no guarantee that a homemade face mask and materials mentioned in this pattern will protect a user or others around them from COVID-19 or other hazards. Anyone who uses a homemade face mask and materials mentioned in this pattern does so at their own risk.