Polyethylene Sheet, Material Polyethylene, Shape Sheet, Grade Standard, Length 24 in, Width 24 in, Thickness 3/4 in, Backing Type Plain, Cell Type Closed Cell, Adhesive Type Plain Backing, Number of Adhesive Sides 0, Color Gray, Density 2 lb/cu ft, Maximum Temperature 160 Degrees F, Minimum Temperature -20 Degrees F, Tensile Strength 40 psi, Texture Smooth, Firmness @ 25 Percent Deflection 7 psi, Material Skin None, Flexibility Good, Standards UL 94 HF-1, Chemical Resistance Good