TWINCO Literature Display. Material: Metal. Format Compatibility: 15 x A4. Number of Compartments: 15 Compartments. Mounting Method: Wall Mounted. Vertical or Diagonally: Portrait. Dimensions: 780 x 710 mm (H x W). Colour: Silver. This simple and easy to use Twinco Literature Holder is ideal for use in any business. It features 15 slots for A4 literature, which are easily visible to any customer. It is wall mountable to be in the eye line.