Vortex Yard Anchor, Length 7-1/2 In., Dia. 3/4 In., Material Plastic Nylon, Color Green, Finish Painted, Package Quantity 4 Earth AnchorsDesigned to eliminate the need to dig or use concrete to secure valuable items; tie down tarps, tents, shelters, and outdoor furniture; or install posts. GAV anchors have welded screw-in base to easily dig into all types of soils. Rust-resistant red-painted steel. Vortex Outdoor Solutions yard anchor 12N498 is made of lightweight, rugged glass-filled nylon with 750 lb. vertical pull force. Green color. Vortex spiral ground anchors 12N499, 12N501, and 12N502 provide 200 to 500 lb. vertical pull force; longer anchors have higher pull force. Cold-rolled steel with powder-coated finish is durable and corrosion-resistant. DuPont safety orange color. Low-profile folding ring for high traffic areas and lawn maintenance. They install easily with installation tool 12N509 (sold separately).