Abstract: This invention relates to a cooling device 10, 40 insertable into a container 402 to cool the contents 404 thereof, which cooling device 10, 40 includes at least one cooling body 12 defining a cavity in which a coolant can be stored and having coupling means 22 for releasably coupling the body 12 to an elongate rigid support element 24 having complementary coupling means 26 and by which the at least one cooling body 12 can be removable inserted into a said container 402. The invention extends to a kit 100 which includes a plurality of cooling devices 10, 40 and support means 102 for supporting the plurality of cooling devices 10, 40 in spaced relationship.