Plastic Sheet Stock PEI Standard Plastic Length 24 in Plastic Width 4 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 Plastic Density 0.045 lb/cu in Corrosion and Chemical Resistance Good