... .standard size: A0,A1,A2,A3,A4 3.Mitred or round corner. 4. easy to change graphic; 2012 fashion Varies style aluminium ... .packing inforamtion is the following.Dimensions:outer looking: Mitred or round cornerAluminum width:20mm,25mm,30mm,32mm,40mm,50mm,60mmAluminum deep ...