Foamcore is an excellent lightweight product for framing, mounting, or simply backing in a poly bag. Foamcore has a solid core and is very rigid making it useful for a wide variety of projects.

Regular White Foamcore:

• Slightly shiny, white finish on both sides.
• Comes in either 1/8 in. (3mm) or 3/16 in. (5mm).
• Least expensive.

Acid-free White Foamcore:

• Of conservation quality. Best used with conservation mats and supplies.
• Matte off-white finish.
• Comes in either 1/8 in. (3mm) or 3/16 in. (5mm).
• Most expensive.