Plastic Sheet Stock, PEI, Grade Standard, Plastic Length 4 ft, Plastic Width 12 in, Plastic Thickness 0.5 in, Amber, Plastic Clarity Semi-Clear, Tensile Strength 15,200 psi, Impact Strength 1.0 ft-lb/in, Friction Coefficient 0.42, Water Absorption 0.25 Percent, Temperature Range -20 Degrees to 330 Degrees F, Plastic Density 0.045 lb/cu in, Plastic Hardness Rockwell M109