Crafted for precision and visibility, these marking flags by Pro-Line are essential tools for a variety of applications including surveying, construction, and landscaping. Each flag measures 2.5" x 3.5" and is mounted on a durable 21" wire staff, ensuring that they stand firmly in place while drawing attention to important locations or boundaries. With a pristine white surface left blank for customizable marking, these flags come in a case of 1,000, providing ample supply for extensive projects. Ideal for splicing, testing, placing, and locating, they serve as reliable identifiers for professionals looking to enhance workflow and organization on the job.