Reusable gel packs. These are cold therapy packs which contain a form of gel and are kept in the freezer until required. They are reusable and in many cases can also be heated either in very hot water or a microwave to offer warm therapy instead.
A clown car is a prop in a circus clown routine. A common example of such a routine involves an implausibly large number of clowns emerging from a very small car, to humorous effect.
The white clown, or clown blanc from the original French, is a sophisticated character, as opposed to the clumsy auguste. They are also distinguished as the sad clown (blanc) and happy clown (auguste). Typical aspects of an Auguste; white muzzle and eyes (Swedish actor Lasse Beischer, 2008 photograph).