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.