Will that allow for breathing, however? With some of these 3-D printed masks, they’re just one hard material that doesn’t allow for air exchange, so you could be wearing one to the store, and then fall to the floor from carbon dioxide buildup and lack of oxygen. Might as well have a tightened plastic bag on your head.
Yes because it is designed for inserting a material coffee filter or whatever
But yes, I know what you mean.
Even a surgical mask does me in with a scarf wrapped around it.
I walk out of the store sometimes saying OMG I am burning up.