Designed for using with HAY Colour Crates, these Crate Wheels elevate the container, making it easy to move around as well as adding new functionality and storage possibilities. The Crates could, for example, in conjunction with a Colour Crate Lid create a beside table or under desk pedestal. Featuring a simple push-in design and two stopper wheels, the Colour Crate Wheels are simple to mount and effective to use.The wheels fit HAY colour crate size Large.