18-piece reflective windmill: Our visual reflective windmill uses wind action and light reflection to keep birds away from any angle. 8 sets of shiny reflective polyester film wind wheels can easily rotate in the breeze, creating a bright flash, repelling birds, and protecting gardens, farms and lawns. 2 Humanitarian solution: The silver polyester film wind wheel is made of safe and non-toxic plastic material, which will not harm the environment and animals. Our anti-bird windmill device humanizes the birds away by reflecting the visual light. 3 Garden decoration: The garden rotating windmill is 20.87 inches high, which is enough to attract the attention of birds. It rotates in the wind and reflects the sunlight, which is very beautiful. These turntables work like any other holographic scare tape or scare stick, but they also add elegance to your garden. 4 Easy to install: The wind wheel needs to be assembled, and there are detailed instructions in the package. These bird mosquito pinwheels can be easily installed nearby under direct sunlight and breeze, which can be used effectively. Each one is equipped with durable poles that can withstand strong winds. 5 Wide range of uses: Bird windmills are both practical and decorative. It can be used in farmland to protect rice and vegetables, or hung on fruit trees or vines, and is widely used in orchards, gardens, barns, and trees. Prevent your garden, windows, orchards, barns, crops, boats or cars from entering birds, making your house, courtyard, lawn, pond or other more beautiful. The windmill can also be used as a fun toy for children.