Backing Board is used for backing matted prints, photos, pictures or other artworks that needs some additional support. Thickness:1/8". Both side White.

• Pack of 25 5x7 Foam Core Backing board.
• This item comes with 25 single backing boards
• The outside size is 5x7 and fits 5x7 Frame. Color: White
• Thickness: 1/8 inches

Pack of 25 5x7 Foam Core Backing board.Golden State Art