Use near machinery, in production areas and under assembly lines and conveyors. 3-ply construction is strong and absorbent to take command of leaks and spills. Perforation allow you to tear pads into different sizes based on your application. Repels water but absorbs oil and all oil-based fluids. Pads perforated at 7.5" up the center. 2 layers of FineFiber polypropylene are ultrasonically bonded around a high-loft MeltBlown core.