High quality: the ferrule and ring are made of stable metal. The housing is made of hard resin plastic. If it gets dirty, you can rinse it with a hose or the head of a water gun. Packing list: includes 2 bird feeders. Attracts birds of all sizes and a variety of beautiful birds, including sparrows, chickadees, and robins. Balcony decoration: the bird feeder for garden transforms your balcony or garden into a beautiful landscape with many birds, helps wild birds, frost-proof bird feeder brings nature to you. Garden bird use: suitable for birdhouse, balcony, flower box, birdhouse with stand, balcony flower box railing, balcony box stand, birdhouse with stand, bird cage, umbrella stand, balcony railing, bird bath, garden, sill, balcony, bird feeder cage, balcony garden.