PA Framing Mat Board – Double 16-inch x 20-inch/11-inch x 14-inch – Cream Core Antique White/Black

Sizes refer to exterior dimension and recommended photo or art size, with inside edge overlapping some of image. Actual inside measurements approximately 10-1/2-inch x 13-1/2-inch. Antique white outer surface with black inner mat, both with cream core bevels. Acid free but for Non-Conservation Framing.