100 high-quality rigid backing boards to protect comics from bends and creases.

- 100% certified acid free - Excellent volume and rigidity - Min. 26 pt. high bulk boards, less fibre

-Min 7% calcium carbonate buffered

-Full high quality front side coating

-Precision cut & bright white finishing

-Backing Board dimensions: 218 x 279 mm

-400 g/m² Backing Board weight

-Made for long-term archival storage

-Fits Ultimate Guard Magazine Size bags