Black Acid Free 12x18 Picture Frame Mat with Black Bevel Cut Core for 11x14 Pictures - Fits 12x18

25-Pack w/ Backings & Clear Bags You will receive 25 Individual Mats, Backings and Bags. Acid Free, White Core 4-Ply Mats Overall Size 16" x 20" - Bevel Cut Opening Size of 11.5" x 15.5" for 12" x 16" Photo Backing and Clear Bags ARE included with this option.You may also like Picture Frame Moulding (Wood) 18Ft Bundle - Traditional Honey Pecan Finish - 0.8125" Width - 1/2".