Sheet Stock, PVC Type 1, Grade Standard, Plastic Length 4 ft, Plastic Width 4 ft, Plastic Thickness 0.1875 in, Gray, Plastic Clarity Opaque, Tensile Strength 8,350 psi, Impact Strength 0.8 ft-lb/in, Water Absorption 0.02 Percent, Temperature Range 32 Degrees to 140 Degrees F, Plastic Hardness 84D