The Empire 2.5 in. x 3.5 in. blue flag stakes (100-pack) are brightly colored for long-distance visibility. Ideal for a variety of applications such as marking irrigation lines, utility lines, boundaries and more. These stakes can also be used for plant positioning, soil types and spray areas. Backed by an unparalleled production process Empire serves users with a wide variety of application-specific products. From premium detectable underground tape to heavy-duty stretch tape, our utility products are held to the highest quality control standards, ensuring they perform up to spec, every time. The Empire 78-001 stake flags comes in a blue color. The wire stem is 21 in. in length for marking trails, surveying projects and similar tasks.