Wide Application - Reflective hanging device to scare birds away like woodpeckers, pigeons, ducks, herons, grackles, geese etc. Protect crops, windows, boats, cars, swimming pool and garden from being damaged by birds, and can also play a decorative effect | High Durable - Ours reflective mirrors are not easy to crack and reflect better.they are reusable, whether it is high temperature, wind blowing, sunshine and other environments do not affect its function | Creative Shape & Double - side Mirror - 24pcs Owl Shape Bird Reflective Discs. Double-Sided mirrors bird disc which are easily rotates 360 degrees | Birs Away - By utilizing Bird discs reflecte sunlight for a shimmering and dazzling effect to trigger the bird’s natural instincts.To achieve the goal of scaring away birds.These bird scare devices tell all birds to scare away, and won’t cause them any harm | Easy to Install - The bird scarer is easy to install according to the instructions inside the product.Bird disc does not require any tools