Postcard Mat 5x7 Inch Frame Size Cut for a Standard Size Postcard or a 3 1/2 by 5 1/2-inch Print Frame Matte

A Guide to Standard Postcard Sizes for Mailing

Funtress 4x6 Picture Frame Display 3.5X5.5 Collage for Wall Hanging Family Living Room Wood Photo Frame with Mat (2, 4x6 Black)

Frametory, 12x12 White Pre-Cut Picture Mats for 8x8 Photos, Prints, Artworks - White Core Bevel Cut 7.5x7.5 Openings Acid Free Frame Mattes 1.4Mm Thickness - Pack of 12

Picture Frame Matting Mats 16x20 for 9 Openings for ACEO or Sports

8x12 Custom Cut Double Matboard, Double Matting, Custom Photo Mat

5x5 Inch Size

ArtToFrames 9x9 Autumn Gold Custom Mat for Picture Frame with Opening for 5x5 Photos. Mat Only, Frame Not Included (MAT-134)

STURDY BORDERS: The package includes 50pcs white 11x14 precut mats, which can satisfy your various needs. Four borders offer a strong adhesion power around the photograph. Sufficient 4-ply thickness (about 1.4 mm or 1/16 inch) mat boards without bent corners provide additional support needed. OPENING SIZE: Our white precut mats in 11x14 with opening size 7.5x9.5 are suitable for 8x10 pictures. The display area is kind of smaller than the actual item size for easy placement.

Falling in Art 50 Pack White Acid Free Pre Cut Mats - 11x14 Picture Frame Mats for 8x10 Photos with White Core Bevel Cut Matting for Prints, Artwork

3.5x5.5 Frame