16x20 Opening for 20x24 Frame 6-ply Mat

ArtToFrames 20x24 Matted Picture Frame with 16x20 Single Mat Photo Opening Framed in 1.25 Satin Black and 2 Amber Mat (FWM-3926-20x24)

PF Oversize Crop Sweater Sweater Wanita Kekinian

Photo Mats - How to Buy and Select the Right Size Matboard

THIS IS FOR ONE SINGLE MAT without backing and bags , Featuring a picture opening for a 16x20 inch photo, to fit in a 20x24 inch picture frame. Photo

20x24 Mat for 16x20 Photo - Precut White with Black Core Picture Matboard for Frames Measuring 20 x 24 Inches - Bevel Cut Matte to Display Art

20x24 Standard Single Mat Board - Shop Now

PF Oversize Crop Sweater Sweater Wanita Kekinian

Golden State Art,20x24 Pre-cut Mat with Whitecore fits 16x20 Picture

Pack of 2 20x24 Acid Free White Core Picture Mats Cut for 16x20 Pictures in White

bux1 20x24 Purple & Gold Double Bevel Cut Mat for 16x20 Pictures, 4 Ply Matboard : Electronics