1. EASY TO FILL: The fat ball holder has a round lid that opens so you can refill the fat ball and a small ring on the opening that holds the lid securely in place so it 't be opened by the bird.2. High quality: These bird feeders are made of high quality metal, not crushed and deformed, with tight seams, and can be hung outdoors for long periods of time without worrying about rusting. The dumpling holder is not only an attractive fat ball for , also a beautiful sight in the garden.3. The right capacity: you will receive 4 pieces of feeders with 4 S-hooks (diameter: 7 cm, S-hook with chain: 12.5 cm), suitable for feeding multiple at the same time.4. Suitable for spherical food: The bird ball can only hold one spherical or fat ball or half a loaf of bread. This prevents bird food from spoiling and moldy due to long-term outdoor storage and also allows easy spraying of the hanging to attract more , such as woodpeckers, woodpeckers and robins5. Widely used: These hanging metal bird feeders are perfect for supporting outdoors during spring, , fall and winter when looking for food. All animals, whether squirrels, blackbirds, paintbrushes, crows, sparrows, squirrels, woodpeckers or robins, will be helped. Feeding screw allows for quick .color:BlackMaterial:Metalsize:20cmPackage contents:4 x Bird FeedersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.