A cooling platform includes an outer layer comprising a cooling composition that absorbs heat when activated and releases heat when deactivated. The cooling composition is activated at least partially by an application of pressure and the cooling composition does not require electricity prior to use.

A dry ice machine for creating fog effect is provided. The dry ice machine includes an outer casing having a liquid containing space, a lifting assembly, a dry ice container, and a fog outlet pipe. The lifting assembly including a lifting member and an operating member is moveably disposed on the outer casing. The operating member is connected to the lifting member to drive the lifting member to move along a lifting axis. The dry ice container is detachably assembled to the lifting member to be driven up or down by the lifting member. The dry ice container has a plurality of through holes so that an internal space thereof is in spatial communication with the liquid containing space. The fog outlet pipe detachably assembled to the outer casing includes a backflow section and a bending section for guiding fog in the liquid containing space to the outside.

An ice bucket structure includes an ice bucket body and a bucket cover matching with each other. An ice storage cavity is provided in the ice bucket body, an inner container is provided in the ice bucket body, a load-bearing cavity is provided in the inner container, and a foot tube for insertion and fixation of a sunshade is vertically provided in the ice bucket body.