Durable 100% needle-punch polypropylene for walking and/or wheeled traffic, Won't rip, shred or fray, even under heavy forklift traffic, Poly backing prevents absorbed liquids from reaching floors, counters or other surfaces, Soaks up most common industrial liquids - oils, water, solvents, coolants and more, Rolls are ideal for walkways and large areas to soak up leaks and overspray,