Sheet Stock, HDPE, Grade Standard, Plastic Length 16 in, Plastic Width 16 in, Plastic Thickness 0.25 in, White, Plastic Clarity Opaque, Tensile Strength 3,500 psi, Impact Strength 3.0 ft-lb/in, Friction Coefficient 0.2, Water Absorption 0.01 Percent, Temperature Range -70 Degrees to 180 Degrees F, Plastic Density 0.035 lb/cu in, Plastic Hardness 60D