FULL BACK CURRENT COMIC BOARDS- 50 PK
- Full-Backs offer the extra rigidity you need for those irreplaceable comics! These are the highest quality boards found anywhere! The boards are made from 100% acid-free, virgin wood, cellular fiber, 42 mil. thick cardboard; contain 3% alkaline buffer and a pH content of 8.0-8.5; are twice as thick as regular backing boards; and sold in packs of 50.
- 100% Acid Free Backing Boards
- Protects Your Collectibles from the Effects of Aging
- Produced with a 3% Alkaline Buffer<
- Maintains ph of 8.0+
- Meets Strict U.S. Government Standards
- 100 Pack
- 6-3/4" X 10-1/2"
42 mil Thick Cardboard