2 mil material thickness. Certified Acid Free - Independent Lab Tested. - Fit magazine size bags. - Precision cut. - Crystal clear. - Size 8 1/2 X 11. That's enough to bag & board 100 collectible magazines!
Pack / 100 BCW Magazine Size ACID FREE Backing Boards backer board
100 BCW Magazine Size 8.5" x 11" Backing Boards Storage White Backer 24pt
100 BCW Magazine Boards 8.5x11 Backing Board Acid Free Archival Quality
(100) BCW Magazine Storage Bags Acid Free Archival Safe Protection 1.5 Inch Lip
100 BCW Magazine Bags & Boards Archival Best Comic Storage Acid Free Long Term
100 BCW Magazine Boards 8.5x11 Backing Board Acid Free Archival Quality Sealed
