Specifications: Material:Glass + Plastic + Metal.  Craft:Hand Blown Glass.  Color:Multi-color.  Size: 11.6*22 cm.  Wight: 650 g.  Maximum Capacity: 900/950 g.     Features: -The hand blown glass process creates unparalleled colored glazed glass, each with a unique color, pattern and shape.  -Our stained glass not only prevents fading, but also has bright colors, which can attract more hummingbirds.  -The mouth of the bottle has a large diameter and is very easy to fill with nectar.  -The base is tightly sealed with a leak-proof gasket to prevent nectar from leaking out.  -A long brush is included so that you can clean the feeding hole.  -Suitable for bird watching tools of all ages, suitable for hummingbird enthusiasts, kids, children, adults and pet owners. Can be used as a wildlife education tool.     Package Included: 1 x Bird Feeder.  1 x Hook.  1 x S-Hook.  1 x Hemp Rope.  1 x Clean Brush.  Nectar Formula: Mix water and sugar in a ratio of 4:1, boil, and then pour it into the feeder after it is completely cooled.