Mat Board Center, Pack of 5, 8x10 for 5x7 Photo Picture Double Mats - Acid Free, 8-ply Thickness, White Core - for Pictures, Photos, Framing (Gray Over Black Color)

12x18 Mat for 18x24 Frame - Precut Mat Board Acid-Free Bright Green 12x18 Photo Matte For a 18x24 Picture Frame, Premium Matboard for Family Photos, Show Kits, Art, Picture Framing, Pack of

Mat Board Center, Pack of 10, 11x14 for 8x10 Dynamic Blue Color Mats - Acid Free, 4-ply Thickness, White Core - for Pictures, Photos, Framing

Golden State Art, Pack of 10, 12x12 Black Picture Mats Mattes with White Core Bevel Cut for 8x8 Photo

MBC MAT BOARD CENTER, 10 Pack 8x10 for 6x8 Black

Museum Rag 2Ply Backing Board

Mat Board Center, Pack of 20, 12x16 for 8x12 White Photo Picture Mats - Acid Free, 4-ply Thickness, White Core - for Pictures, Photos, Framing

Golden State Art, White Over Black Double Mat - Bevel

8x10 Economy Double Mat For 5x7 Photo

Mat Board Center Pack of 10 11x14 for 8x10 Compatible Beige Color Mats - Acid Free 4-ply Thickness White Core - for Pictures Photos Framing

Pack of 10 Acid-free Precut Color Mats 5x7 Mats Pre-cut for 4x6-inch pictures, photos, artworks Mat Opening Size: 3.5” x 5.5” White Core, 4-ply

Mat Board Center, Pack of 10, 5x7 for 4x6 Color Mats - Bevel Cut, Acid Free, 4-ply Thickness, White Core - for Pictures, Photos, Framing, Mexican

Mat Board Center, Pack of 10, 11x14 for 8x10 Dignity Blue Color Mats - Acid Free, 4-ply Thickness, White Core - for Pictures, Photos, Framing

Set comes with 10 Single 12x12 Black mats The mat opening size is 7.5 x7.5 inches Mat opening size is for 8x8 prints & pictures The mats are beveled cut with white core and 4-ply thick (about 1.4 mm or 1/16 inch). Mats are acid-free, perfect from hobbies to art gallery exhibits. The mat opening size is 7.5x7.5 for 8x8 prints/pictures. The mats are beveled cut with white core and 4-ply thick (about 1.4 mm or 1/16 inch).

Golden State Art, Pack of 10, 12x12 Black Picture Mats Mattes with White Core Bevel Cut for 8x8 Photo JJ403302