Golden State Art is a factory-direct photo & art mat board and frames wholesaler serving the art community nationally. We specialize in Acid-free photo mats and art mat boards, standard and custom cut mat boards, and frames. Personalize your artwork and decorate your home! Backing Boards Blank backing boards to custom cut your own mats. Great use for with odd-size frames or pictures. This backing board is also great for making DIY projects, presentation boards, posters, and other art crafts. - brown core - 1/16 inch thickness - acid free on surface Great for any occasions! For Display Use for picture framing, photo matting, show kits, etc. Extra support for matted prints, photos, and other artworks. Combine with Photo mats and Clear Bags to create better artwork and photo display! For Handcraft The backing board for crafts is made from thick and durable cardboard material that won't bend or fold easily. For Drawing Signature Friendly：You are free to draw on it. Note: They're cardboard, not canvas boards. Golden State Art, Pack of 50 5x7 Backing Board Golden State Art, 8x8 White Backing Board, Backer Boards for Frame, Picture (... Golden State Art, Pack of 25, 8x10 Backerboards for Framing. Pack Contains 25... Golden State Art, 8.5x11 Picture Mat Matte Backerboards for Framing. Pack Con... Golden State Art, 16x20 White Backing Board for Frames, DIY Projects, Photos ... Golden State Art, 20x24 White Backing Board, Backer Boards for Frame, Picture... Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.8 out of 5 stars 876 4.6 out of 5 stars 894 4.6 out of 5 stars 457 4.8 out of 5 stars 747 4.5 out of 5 stars 174 4.6 out of 5 stars 894 Price $14.19$14.19 $8.49$8.49 $17.19$17.19 $34.99$34.99 $35.93$35.93 $40.43$40.43 Quantity 50 pack 10 pack 25 pack 50 pack 20 pack 10 pack Size 5x7" 8x8" 8x10" 8.5x11" 16x20" 20x24" Not a Mat Board ✓ ✓ ✓ ✓ ✓ ✓