This is a 9x12 Medium Weight Chipboard, also known as news mounting board. It is an economical backing board that is ideal for adding a little stiffness to mats and art. Also good for collage work, stencils, craft projects, bookbinding, slipcases.
Custom Mat Size: Type in the custom Mat size wanted, up to 9x12 or 9x9 Square.
- The mat will be cut down to your new size.
- Both sides of the new dimensions must be able to fit within the 9x12 mat board.
- If they don't, choose a larger 'up to Mat size' that fully fits your new size.
- If option left empty, the Mat will be cut as a 9x12 Mat
- 100% recycled material
- May vary in color from brownish to a grayish color
- Medium weight thin backing board, ~.04" thickness