Foam Sheet Closed Cell Material 1.8 lb Polyethylene Thickness 2 In Width 24 In Length 54 In Finish Coarse Cell Color Blue Backing Type Plain Temp Range -20 to 150 F Thickness Tolerance +/-0.250 In Width Tolerance +/-0.250 In Length Tolerance +/-0.250 In Tensile Strength 32 PSI Firmness @ 25 Deflection 9 PSI Stretch Limit 80 Density 1.8 lbs./cu.ft.