Description: 【Anti Overflow Design】: This bird feeder has a built in anti overflow design to ensure that food does not overflow and the bird cage stays clean 【Compatibility】: This parrot bird feeder box is designed to fit most bird cages and is suitable for bird cages with a food door width of 7.5-10 cm/2.95-3.94inch, which can be flexibly adapted to various environments 【Material】: This bird feeding cup is made of quality pp, which is both sturdy and lightweight, providing a long term feeding solution for your pet birds 【Compact Size】: This bird cages cup measures 7.5cmx5.5cmx9cm/2.95inchx2.17inchx3.54inch, which is small but large enough to hold ample food or water, providing ample food and water for your bird loving friends 【Easy Installation】: The hanging design of the parrot cages cup can be easily installed on the bird cage, making it easy to install and remove as needed Specification: Material:PP Size Chart: 7.5cmx5.5cmx9cm/2.95inchx2.17inchx3.54inch Package Includes: 1 Bird Feeder Note: Please allow slightly errors due to manual measurement and different monitors.