Poron Microcellular Urethane Sheet, Material Polyurethane, Shape Sheet, Grade Flame-Resistant, Length 24 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 15 lb/cu ft, Maximum Temperature 194 Degrees F, Minimum Temperature -40 Degrees F, Tensile Strength 70 psi, Texture Smooth, Firmness @ 25 Percent Deflection 10 psi, Material Skin 2-Sided, Standards MVSS 302, UL 94 HBF