Gasket Sheet, Material Cork Neoprene Rubber Blend, Shape Sheet, Backing Type Plain, Length 3 ft, Width 1 ft, Thickness 1/4 in, Grain Size Fine, Color Brown, Adhesive Type Plain Backing, Maximum Temperature 200 Degrees F, Minimum Temperature 0 Degrees F, Maximum Adhesive Temperature 120 Degrees F, Minimum Adhesive Temperature Not Rated, Tensile Strength 147 psi, Grade Standard, Density 40 lb/cu ft