• Mark buried utility lines, survey points, athletic fields, landscaping/irrigation, property boundaries, cemetery plots, and forest trees for harvest
• Flexible and durable 6-inch whiskers
• Provides maximum visibility and easy to spot from long distances
• Perfect for road construction
• Hammer into a wooden stake or quickly fit onto a 60 penny (60d) nail
• Virtually indestructible, can withstand multiple passes of a grader blade