Rectangle Stock, Garolite XX, Standard, Plastic Length 48 in, Plastic Width 4 in, Plastic Thickness 0.125 in, Brown, Plastic Clarity Opaque, Tensile Strength 15,000 psi, Impact Strength 0.6 ft-lb/in, Water Absorption 1.25 Percent, Plastic Density 0.049 lb/cu in, Corrosion and Chemical Resistance Fair