warm and cool car seat cushion the special cushion is made from well delivering warm and cool material. Warm and cool car seat cushion The whole set of warm and cool car seat cushion is machine which used to control the temperature of cushion, special cushion which has coil system inside, tube connect which used to connect the machine and cushion. In hot weather, when you hop into the car and sit on seat, you feel it's like a fire oven under your hip such feeling will soil your driving feeling, you will feel very uncomfortable at bottom. In cold weather, when you open the door of your car, it is full of cold air, the whole thing is cold wheel, seat etc^ so sold of weather will torpor your hands, the feeling is not good to hold the car wheel. There is the mission of warm and cool car seat cushion, adjust the temperature of cushion by the device, this is a technology of control water's temperature and pump through the cushion, the device works on cigarette power of DC12V.