Archival Newspaper Storage Box
19 x 25 x 2-1/2" BLUE-GRAY Barrier Board with white liner
These 60 point thick boxes are acid-free, lignin-free and have a pH of 8.0-9.0. They have a 3% calcium carbonate buffer and reinforced metal corners for excellent stacking strength. Museum grade archival.
Ship assembled.
Material is Acid-free, Lignin-free & Buffered."/>