Repel pest birds with intimidating 3D predator balloon. Weatherproof, vinyl, inflatable balloon. Terror Eyes moves in the wind, increasing efficacy. Quick and easy installation. Measures 24 diam. in. Repel annoying and destructive birds with the Bird-X Terror Eyes. This intimidating balloon repels birds with its size, frightening bright colors and holographic eyes that appear to follow birds, as if about to attack. This easy-to-install repellent is cost-effective for homes, gardens, farm fields, barns, stables, vineyards, garages, loading docks, hangars, marinas, docks, warehouses and more. ABOUT BIRD-XEstablished in 1964, Bird-X has become the leading brand of humane pest and bird control solutions worldwide. With a drive for innovative product development, Bird-X aims to produce high-quality repellent that aligns with sustainable, eco-friendly and humane practices. Bird-X devices are proven to help wildlife and pest populations by migrating them to where they can be controlled and are free from harm.