The 16 x 20" Bright White Pre-Cut Exhibition Mats from Archival Methods contains 5 boards for 11.75 x 16.5" prints. The boards are made from bright white 100% cotton museum board. The 4-Ply beveled window has 2-Ply backing board hinged to the window on the long side with linen tape. Window openings are centered for either vertical or horizontal use.
- Quality, 4-ply mats
- Secured with linen tape