Reddit reviews Grafix Clear Craft Plastic .007 Thickness 6-Inch by 6-Inch, Pack of 4
We found 1 Reddit comments about Grafix Clear Craft Plastic .007 Thickness 6-Inch by 6-Inch, Pack of 4. Here are the top ones, ranked by their Reddit score.
Medium weight .007-inch thick clear craft plasticAcid-free and archivalAvailable in medium and heavy weightAvailable in 4 sizes and in packs of 4 and 25Made in the usa
I was going to suggest heat gun, but unless you have a fine concentrated top for it, you may warp the surrounding areas. If not, is it possible for you to just cut the covers away?
EDIT: I just realized the mask kind of requires the covers. How about cutting them away and replacing them with your own, using clear craft plastic Amazon link