Size: 7.4inch * 3.9inch * 1.4inch (L * W * H), more details please check Picture-2, thank you very much ~ Versatile It can be used with bird bath and bird bowl, very convenient. The bird bath with screws, you can install it in any cage. The product is cleverly designed and it is also equipped with a small mirror in the tub, which will make the bird more fun when taking a bath. The water bath is good for the health of the birds, not only is it beneficial in removing feather dust and parasites, but it also hydrates the skin and helps the birds to dissipate heat. Simply hang on the cage door and when the bath is finished, remove it for cleaning. It will make the bird more fun to bathe. Stable and difficult to knock over for less damage.