This bass fishing wood mat insert will fit into an 11x14 frame. It will hold 8 photos. The size of the openings are 4 ovals @ 3 x 4, 2 @ 2-1/2 x 3-3/4, & 2 @ 3-1/4 x 3-1/2. The thickness of the mat is 1/8. The blue that is shown in the photos is scrapbook paper which is not included. You can find some at your local craft store. THE FRAME IS NOT INCLUDED - THIS LISTING IS FOR THE MAT INSERT ONLY 11x14 Bass Fishing Picture Frame Collage Mat Insert - Gifts Gift For Fisherman Dad Frame Not Incl