Plastic Sheet, Polystyrene, Grade Standard, Plastic Length 4 ft, Plastic Width 4 ft, Plastic Thickness 0.0625 in, White, Plastic Clarity Opaque, Tensile Strength 2,500 psi, Impact Strength 0.2 ft-lb/in, Friction Coefficient 0.5, Water Absorption 0.3 Percent, Temperature Range 0 Degrees to 150 Degrees F, Plastic Density 0.038 lb/cu in, Plastic Hardness Rockwell R70