Neoprene Cord, Material Neoprene, Diameter 5/16 in, Length 100 ft, Color Black, Cell Type Closed Cell, Density 16 lb/cu ft, Firmness @ 25 Percent Deflection 9 to 13 psi, Shape Round, Tensile Strength 100 psi, Texture Smooth, Maximum Temperature 160 Degrees F, Minimum Temperature -40 Degrees F, Grade Standard, Chemical Resistance Good, Oil Resistance Good, Standards ASTM D1056 2C3, Water Resistance Good, Weather Resistance Good, Abrasion Resistance Fair, Compression Set 9.2 Percent