Size: 7.4inch3.9inch1.4inch (LWH), more details please check Picture-2, thank you very much ~ Versatile It can be used with a bird bath and a bird bowl, very practical. The bird bath with screws, you can install it in any cage. The product is smartly designed, and it is also equipped with a small mirror in the bath, which will make the bird play more fun when taking a bath. Water bath is good for birds health, not only is it beneficial to remove feather dust and parasites, but it also moisturizes the skin and helps the birds to dissipate the heat. Simply hang on the door of the cage and when the bath is finished, remove it for cleaning. It will make the bird more fun to bathe. Stable and hard to knock over for less damage.