Acid-free 3-Ring Binder. Museum Grade Archival. TAN barrier board. 12 x 13 x 2-1/2" (outside). 1-1/2" plated steel 'O' ring.

3-Ring Binder. Museum Grade Archival. 12 x 13 x 2-1/2" (outside)
These 3-Ring Box Binders hold 50 filled binder pages. Made from .060 pt. tan barrier board. Material is acid-free, lignin-free and buffered. 1-1/2" plated steel 'O' Ring. Metal edged reinforced corners.

Holds standard 3-ring binder pages:
• 50 pages if storing one item per pocket or
• 40 pages if storing two items per pocket.

If storing sheet music use Prod.Code ASMSPP.