Many people use custom car sunshades for their car windscreen and windshields. These car sun shades are useful in preventing the car interior from getting hotter during sunny days or summer time. It is very helpful in blocking harmful uv rays of sun. This is one of the main reasons that many marketers use this product for popularizing their brand name. This is done by imprinting the brand name, logo or message of the brand on these personalized car sun shades and then distributed among people. It helps in getting your brand name noticed by people.