Rectangle Stock UHMW Polyethylene Standard Plastic Length 24 in Plastic Width 4 in Plastic Thickness 1 in Black Plastic Clarity Opaque Tensile Strength 4 400 psi Impact Strength 16.0 ft-lb/in Friction Coefficient 0.15 Water Absorption 0.01 Percent Plastic Density 0.034 lb/cu in Corrosion and Chemical Resistance Good