The pet bowl comes with 2 parts, one is the plastic bowl, it secures to side of crate. Another is an internal stainless steel bowl that you can take it out and put back rather than unscrewing the whole thing, offers great convenience when in use. Cross lock design, prevent to move and easy to be installed for crates and cages, also easy to assemble when not in use. Made from food safe stainless steel and eco-friendly thickened plastic, safe and healthy to use for your dog, rabbit, cat, bird and all pets. Stylish design, combination of sleek blue plastic bowl and the stainless steel bowl, smooth surface due to mirror polish, as bright as new even used it for many years. Perfect size for your pets, Large plastic bowl: height: 5.0 cm, diameter: 16.0 cm; Large stainless steel bowl: height: 4.5 cm, diameter: 15.0 cm. Small plastic bowl: height: 5.0 cm, diameter: 14.0 cm; Small stainless steel bowl: height: 4.5 cm, diameter: 13.0 cm.