The cooling cushion is mainly used in the car, and the effect is also considerable. The car cooling cushion is a car seat that can be exposed to the sun in the summer, so that the hot car seat cushions the body to the temperature suitable for the temperature when the car starts. Car seat cushion, which uses the technology of ventilated cushion to achieve refrigeration. The technical core of the ventilated cushion is to work through an axial flow fan. The fan draws fresh and cold cockpit air into the cushion and guides the passage of cold air. The sealed flow guiding device distributes the cold air evenly within the entire seat cushion to achieve the purpose of cooling from the source. The special perforations in the interior allow the air and the body’s heat to pass through the small holes, keeping the skin in contact with the cushions fresh and refreshed. The effect of car ventilation cushion is mainly reflected in: ventilation, circulation, dehumidification, refrigeration, heat removal, perspiration, and ventilation.