The BCW 11x17 - Print Bags are an acid free, archival quality product made of crystal clear polypropylene. These bags have a reusable adhesive tape strip on the body of the bag so the collector can fold the top flap over and lock in the magazine.
The price of "Art Print Polypropylene Resealable Bags 11 1/4" X 17 1/4" + 1 1/2" Flap (100 Count)" at Memory Lane Comics is USD $21.99.
"Art Print Polypropylene Resealable Bags 11 1/4" X 17 1/4" + 1 1/2" Flap (100 Count)" falls under the category of Comic Supplies.