Top panel is removable for easy filling. The shell tray is removable for easy cleaning. The Hopper can be set up in your bird cages outer seed tray opening as the primary feeder as well.
You can put what your pet bird like, such as ,all kinds of grains, nutriment. But large seeds can not be put on the inside, it will feed stuck under the box.This small Clear Plastic feeder is expressly designed for birds as small as finches and canaries to green cheek conures, parrotlets, and Lovebirds to cockatiels
Product Dimensions : 6.02 x 3.97 x 4.25 inches; 5.07 Ounces