1.Dimension Stability 2.Material Safety 3.High Strength, hardness 4.Good apperance and nice touch, longevity ... ) Standard sheet: 1,220 x 2,440mm,1,550 x 2,440mm3) Density: 0.5--0.8g/cm34) Color: white & coloredProduction Test Item ... distinguishing lower than 5 seconds away from fire Shanghai Tongkeng Double-sided Thin PVC Plastic Foam Sheet for advertising