Trinity's high-quality Marking Flags help keep worksites safe during landscaping, utility, and construction projects with a wide selection of marking flags. Trinity's stake flags are ideal for above ground marking in a variety of different industries.  From utility construction to line locating, hardware to forestry, landscaping to pet containment - these vibrant marking flags ensure consistent communication and long-lasting visibility for your projects. Made in the USA, so you never have to worry about receiving a cheap import! Steel wire staffs are constructed of high-carbon alloy steel for added tensile strength and bend resistant stability.