Gallery Solutions Custom Bevel Cut Mat for 11x14 Picture Frame with 7.5x9.5 Opening in Black Mat is standard 4 ply paper material made of lignin-free and pH-neutral materials Fits into a 11 inch x 14 inch picture frame and with an actual opening for two 7.5 inch x 9.5 inch images or photos Adds contrast, depth and dimension to any 11x14 picture frame NOTE: This listing is for a pre-cut mat insert and not a frame