Plastic Sheet Stock, Nylon 6/6, MDS-Filled, Plastic Length 4 ft, Plastic Width 4 in, Plastic Thickness 0.5 in, Black, Plastic Clarity Opaque, Tensile Strength 11,000 psi, Impact Strength 1.1 ft-lb/in, Friction Coefficient 0.2, Water Absorption 0.5 Percent, Plastic Density 0.042 lb/cu in, Corrosion and Chemical Resistance Fair