Rectangle Stock, UHMW Polyethylene, Glass-Filled, Plastic Length 4 ft, Plastic Width 1.5 in, Plastic Thickness 0.5 in, Blue, 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 0.038 lb/cu in, Corrosion and Chemical Resistance Good