Size - 16 x 5.5cm, it can be used for small dogs, cats, rabbits, a birdbath for finches, canaries, parakeets and other small birds. Hanging bowl - the dog cage with a round design can be used as a food bowl or a water cage. Cross-lock design can be attached to dog crate, cat crate, ferret and other pet cages. Removable - This dog feeding bowl attaches directly to the crate for feeding easy. Or you can use it as a base bowl. There is a fixed plastic bowl and a metal bowl, you can also separate them into two bowls. Easy to feed and clean - the hanging stainless steel dog and cat bowl is removable for easy cleaning, filling or removing. You can attach the plastic bow to the cage and simply remove the stainless steel bowl for cleaning, refill. Easy to install - loosen the white nut on the pet bowl and place the plastic part in the hole, tighten the screw between two iron wires of your dog’s cage.