Polyurethane Sheet Material Polyurethane Shape Sheet Grade Deformation-Resistant Length 54 in Width 24 in Thickness 1/4 in Backing Type Plain Cell Type Open Cell Adhesive Type Plain Backing Number of Adhesive Sides 0 Color Black Density 10 lb/cu ft Maximum Temperature 225 Degrees F Minimum Temperature -40 Degrees F Tensile Strength 40 psi Texture Smooth Firmness @ 25 Percent Deflection 6 psi Material Skin None Flexibility Good Standards UL 94 HB Chemical Resistance Fair