A4 SIZE FOR NORMAL A4 PAPER SIZE A3 SIZE FOR TWO PIECE OF A4 PAPER SIZE AND ALSO FIT IN FOR DRAWING PAPER U Shape = Open Top C Shape = Open Side L Shape = Open Top + Side File Size Available : A3, A4 - Transparent 0.20mm ,PVC Type - Thick Plastic, will not tear easily - Store long period of time - Folder Size is suitable for A3, A4, A5 Paper - Shape come with U/C/L