Polyethylene Sheet, Material Polyethylene, Shape Sheet, Grade Standard, Length 4 ft, Width 4 ft, Thickness 3/4 in, Backing Type Plain, Cell Type Closed Cell, Adhesive Type Plain Backing, Number of Adhesive Sides 0, Color White, Density 2 lb/cu ft, Maximum Temperature 150 Degrees F, Minimum Temperature -20 Degrees F, Tensile Strength 45 psi, Texture Smooth, Firmness @ 25 Percent Deflection 9 psi, Material Skin None, Standards UL 94 HF-1, Chemical Resistance Good, Oil Resistance Good