Warning Line Pennant Set by Tie Down Safety includes a warning stencil, “Danger Men Working,” on the warning line flags. This Perimeter Warning Line Pennant Set complies with OSHA 1926.501(b)(1) and was designed for the Tie Down Galvanized Warning Line System. But this product also works with any perimeter warning line system! This warning line set includes 60’ of high-strength rope with yellow vinyl safety pennant flags. The durable warning lines are easy to use and quick to set up. Tie Down Safety maintains high standards and quality control through quality raw materials and components made in the USA.