200 GSM, 11 Mil, Heavy Duty, approximately 192 sq. ft. coverage. Supering Grommets Every 3', 100% Polypropylene, Non-Toxic & Eco-Friendly PVC Alternative. 5 Years UV Stabilized, Ultrasonic Welded PP Grommets. Ideal For Covering Truck Loads, Trailers, Equipment, Boats, Hay Bales, Pools Or Anything That Needs A Strong Protective Layer.