3225
Comments (359)
sorted by:
You're viewing a single comment thread. View all comments, or full comment thread.
7
ravonaf 7 points ago +8 / -1

Unless you have a perfect seal they do nothing. Anyone who wears glasses and a cloth mask will tell you that your glasses will fog up. The air follows the path of least resistance. All they do is restrict the amount of clean air you can breathe.