Pack of 25 BCW Premade Resealable Magazine Clear Poly Bag + Acid Free Backer Board Combos The BCW Magazine Bags are an acid free, archival quality product made of crystal clear polypropylene. This version of the bag features a resealable adhesive strip on the back of the bag which the flap folds over and meets (no tape required). The BCW Acid Free Magazine Backer Boards are made from a full 24 point solid bleached sulfate, coated on one side with a buffered with 3% calcium carbonate , and are precision cut to size.
