This durable marker post from Pro-Line stands 72 inches tall and is designed for clear visibility with its white color and vibrant orange polydome. It serves as a crucial warning sign for buried fiber optic cables, marked with "Warning Buried Fiber Optic Cable-811," to help prevent accidental damage during excavation. Ideal for use in various outdoor environments, this marker post enhances safety and awareness in areas where underground installations are present, making it an essential addition to any landscaping or construction project.