Black vinyl coated heavy duty steel posts are 1 5/8 inches in diameter to provide maximum support for your deer fence. These posts require a hole in the ground and can be backfilled with tamped dirt or set in concrete. Deer fence posts come with a decorative cap. Place posts every 15-20 feet. Includes: 30 Deer Fence Posts, 30 Decorative Post Caps Professional Use Product 30 Year Post Zinc Dipped