When displaying multiple pieces in a single framing treatment, multi-opening mat boards can be customized and sized to your exact specifications.
Peterboro Museum White Mat Board
This bright white, 4-ply museum mat features a continuous color core. Made from 100% pure cotton pulp, this mat features top-to-bottom cotton fiber to provide extra strength and rigidity. It exceeds the most stringent standards for stability and permanence set by the Professional Picture Framers Association and the Fine Art Trade Guild.