1.Premium Material These silver windmills are made of high quality materials that are durable, shatterproof and weatherproof. 2.Easy to assemble The items you receive need to be assembled by yourself. Just refer to the operation diagram: attach the windmill piece by piece and build the pole. 3.Appropriate Occasions Install these windmills in courtyards or porches, gardens, lawns, swimming pools or outdoor restaurants, on boats, and anywhere you want to be a bird-free zone. 4.Highly Effective Scare off birds without the harmful use of bird tips with bright flashes of light birds from the area - scared sparrows, pigeons, woodpeckers, pigeons and many other species of birds. 5.Beautiful and Practical These wind turbines fit easily into the ground and decorate any garden while driving away pests.