The Crate Dog Bowl Removable Stainless Steel Water Food Feeder Bowls Cage Coop Cup for Cat Puppy Bird Pets is a great way to feed your pets. This bowl features a round shape that can be used as a cage food bowl or cage water bowl. The cross lock design can be fixed to the dog cage, cat cage, ferret cage and other pet cages. This dog feeding bowl attaches directly to the cage for easy feeding. Or you can use it as a basic bowl. There is a plastic fixed bowl and metal bowl in one set, you can also separate them into two bowls.