beautiful handy cooler for cooling and heating. space-saving and energy-saving with automatic disconnection, so you do not necessarily off with hand. The space could grow by 2 cm so it would be possible almost 1l sometimes occasionally accommodate any standard water bottle on the size. find but at 6 fl 1/2 l are sufficient ..well to fasten on the middle chord so that no problems are to be expected while driving. and yet easily accessible for the front passenger.