Used for identifying electric, power lines, conduit, and lighting cables, Red Marking Flags from Presco are highly visible. And they are available in 2x3 or 4x5-inch flag sizes. Red color marking flags include 15, 18, or 21-inch wire staff lengths. The metal wire staffs are made of heavy 16 gauge steel. And in addition to red marking flags, there are red pennant flags that are used for construction sites, grand openings, and garage sales. Presco red marking flags are wind tear resistant for high performance at temperatures at or below -40 degrees Fahrenheit. The red color is also APWA and customizable with your company name or logo. They are sold in bundles of 100 flags or cases of 1,000 flags. And they are ideal for utility line locating, forestry, landscaping, and lawn care jobs.