InstaHibit 20' Feather Flag Ground Spike allows for fast and secure ground anchoring with a deep-penetration design Built-in sleeve bearing allows the feather flag to rotate freely with the wind Made from rust-resistant chrome-plated steel, built to withstand sun, rain, and moisture This cost-effective 10-pack kit delivers exceptional value for event planners, printing service and venues Features a standard 11/16' inner diameter sleeve, making it compatible with most feather flags and teardrop flags