Photos: It's The 1st Day Of Mandatory Masks In Mass.

Starting Wednesday in Massachusetts, you have to wear a mask or face covering in public.

Gov. Charlie Baker signed an executive order outlining the measure last week. Below, we've gathered some images that offer a look at how state residents have responded. (Also, here's everything else to know about the new rules, from wearing a face covering to cleaning one — and even how to make your own.)