A 6x40 tarp is a specialized accessory for your business, that has a wide range of uses. If you're looking to cover a long row of items at an open-air fair, or you've got a large piece of farm equipment that needs outdoor protection, a 6 x 40 tarp is the one for you. These 6 x 40 tarps are available in a variety of colors, and each is made of heavy-duty 6oz. per sq. yard Polypropylene with aluminum grommets every 18 inches and reinforced edges and corners.