The kathson Crate Dog Bowl is perfect for keeping your pet hydrated and fed. The bowl is made from food safe stainless steel and eco-friendly thickened plastic, making it safe and healthy for your pet. The set of two crate bowls comes with a white plastic lock that can be removed to install the plastic dog bowl on the crate. The pink plastic dog bowl is then rotated clockwise to install the white plastic lock and tighten it. The kathson Crate Dog Bowl is easy to clean with running water, and the white plastic lock is easy to replace.