Confused about masks?
On July 7 2020, East Bay Getting to Zero hosted a virtual live event featuring a presentation by Sophy S. Wong, MD about the science behind masks, mask materials and how to wear them for the best protection.
Watch the video presentation below:
Below are some of the slides shared by Dr. Sophy Wong in the presentation.









DIY instructions: CDC (easy no-sew), Maker Mask (sewn, science-based), Olson Mask (sewn)



