This aluminium coated thermal windscreen protector is more than just windscreen protection in the winter the protector repels the cold and gives optimum protection for your windscreen which means less time scraping the ice for you the protector can also be used as a rug for injured persons protection against the heat in the summer etc to attach the foil to the windscreen put the protector cover on the windscreen and pull the elastic bands together inside the car and hook them onto each ot