Scope of Application: This product is suitable for 8.5x11 inch files with mat. Which can be used in office, living room, bedroom to display your certificates, diplomas, files, degrees, photos and images. Size: Opening size for 8.5x11 inch certificate/picture, Picture opening size is 4x6 inch, Tassel opening size is 8x2.5 inch. Card opening size is 2x3.5. The outer dimension of the frame is 18.5x11.9x1 inch. Package and Material: The frame is wrapped in sturdy kraft paper, with a bubble bag for secondary protection inside. Classic matte black frame finish and thick highly transparent polymer plate. How to Use: There is a rotary button on the back, which is easy to open and close. The frame back has three metal suspension hardware, which can be suspended horizontally or vertically on the wall. HD ACRYLIC PLATE: PLEASE CAREFULLY REMOVE THE PROTECTIVE FILM!!!