Come on man! Get some nose clips (yeah the ones you use in a pool). Grab the top of your tee shirt; pull over your mouth and nose. Affix the nose clip to your nose over the tee shirt. Instant mask.
Edit: don't forget eye protection, nobody is talking about eye protection when we know the virus can enter through your eyes. Weed eater glasses work.
Edit: don't forget eye protection, nobody is talking about eye protection when we know the virus can enter through your eyes. Weed eater glasses work.