“Vasari” 4 D-ringbinder boxes are made from Duralong Special archival board, ideal to take album pages with multihole binding edge in polyester, polypropylene and glassine. Extremely strong and rigid with double thickness walls on two sides of the base and one side of the lid and a double layer of board on the base.

TECHNICAL SPECIFICATIONS

• 100% Alpha cellulose
• Buffered (calcium carbonate reserve)
• pH 8.5 - 9.0