car heating cushion is our patent product in China and we are asking for the patent in the worldwide market. Hope a cooperation with distributors in the worldwide market Dimension, 50pcs/ctn 12.5kg/ctn(gw) Ctn size 520x410x470mm Features .Use the carbon fiber as the heating material .With the comfortable temperature(45-50°C) .Be safe to people with the lower voltage(12V) .With the switch on/off on the USB line for choosing if needs warming .Can provide the models and colors as the requirements and do OEM Patent No: ZL200620058174. 4 cushion warmer for car