Polystyrene sheet,PS sheet,PS plate thic.size :1~12mm Standard ... .5*3m &1.6*3.6m PS sheet material is polystyrene.Thickness size :1mm~12mmColor: Clear,white,black, yellow,blue, green ... .Packing:Two sides are protected by brown papers or PE films.Standard spe.:1.22*1.83m & 1.22*2.44m ...