Rectangle Stock Nylon 6/6 Glass-Filled Plastic Length 4 ft Plastic Width 2 in Plastic Thickness 0.5 in Black Plastic Clarity Opaque Tensile Strength 13 000 psi Impact Strength 0.6 ft-lb/in Friction Coefficient 0.16 Water Absorption 0.75 Percent Plastic Density 0.042 lb/cu in Corrosion and Chemical Resistance Fair