Foam Sheet Open Cell Material 80280 Polyurethane Thickness 3 In Width 24 In Length 72 In Finish Smooth Cellular Color Natural Backing Type Plain Temp Range -20 to 180 F Thickness Tolerance +/-0.250 In Width Tolerance +/-0.250 In Length Tolerance +/-0.250 In Tensile Strength 9 PSI Firmness @ 25 Deflection 0.75 - 0.85 PSI Stretch Limit 120 Density 2.8 lbs cu/ft. Standards CAL 117/MVSS 302FR