The 16 x 20" Bright White Pre-Cut Exhibition Mats from Archival Methods contains 5 boards for 11 x 17" 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.
Limited 90-Day Warranty
Archival Methods Bright White Pre-Cut Exhibition Mat (16 x 20" for 11 x 17" Print, 5-Pack)