Display your information and notices easily with the Bi-Office Internal Display Case, simply pin up your posters to the felt backing and close the strong aluminium-framed door. The clear acrylic helps to protect paper and card from daily wear and tear, and the door features a lock and two keys for securing the display case against tampering. With an 30.5mm usable internal depth, this display case measures 890 x 625mm and takes eight A4 sheets.