Mat is standard 4 ply material used in Custom Frame shops. Matting material is Bainbridge mat board. Made of lignin-free and pH-neutral materials.
ArtToFrames 16x20 Matted Picture Frame with 12x16 Single Mat Photo Opening Framed in 1.25 White and 2 Mat (FWM-4098-16x20)
16x20 inch precut matboard with différentes tailles standard inch opening for standard sized 16x20 inch frame
24x24 Off White Custom Mat for Picture Frame with 20x20 Opening Size : Electronics
ArtToFrames Custom Multi-Color Off White Picture Photo Frame Mat Matting Board
12x16 White Picture Frame for 8x12 Photo with Ivory Mat and Real Glass
12x14 Off White Custom Mat for Picture Frame with 8x10 Opening Size : : Home & Kitchen
ArtToFrames 16x20 Off White Custom Mat for Picture Frame with Opening for 12x16 Photos. Mat Only, Frame Not Included (MAT-182)
16x25 Off White Custom Mat for Picture Frame with 12x21 Opening Size : Electronics
24x24 Off White Custom Mat for Picture Frame with 20x20 Opening Size : Electronics
Golden State Art, 12x16 Picture Frame - Displays 8x12 Photo with Mat or 12x16 Without Mat, Wide Moulding Solid Wood Frame for Wall Display, Distressed Silver
16x20 Custom Premium Matboard