ONE SINGLE MAT without backing or mat bag, Featuring a picture opening for a 13x17 inch photo, to fit in a 16x20 inch picture frame. Photo openings
16x20 Mat Bevel Cut for 13x18 Photos - Acid Free Black
16x20 Mat Bevel Cut for 13x17 Photos - Acid Free White Precut Matboard - for Pictures, Photos, Framing
Matting & Mounting Board in Picture Framing
Metallic Gold Acid Free 16x20 Backing Board - Uncut Photo Mat
Matting & Mounting Board in Picture Framing
16x20 Mat Bevel Cut for 13x17 Photos - Acid Free Chamois Yellow
16x20 Mat Bevel Cut For 13x17 Photos - Acid Free
16x24 Mat Bevel Cut for 12x22 Photos - Acid Free Royal Blue Precut
16x20 Mat Bevel Cut for 11x14 Photos - Acid Free Aged