[1] Years later in 1970, The Israeli businessman Avraham Levy invented an accordion-like cardboard sun blocker and claimed he sold 1 million of the devices in Israel since the mid-1970s.
[4] Some windshield sun shades have a reflective surface to bounce the light without hitting the objects in the car, reducing the interior temperature.
Car sun shades are mainly used in environments with strong and direct sunshine, and thus their usage is mostly seasonal and tied to the weather of countries.
Prolonged exposure to direct sunlight can also make the dashboard fade and eventually crack, or cause damage to items left in the car, such as mobile phones, laptops and other electronic devices.
There are small rectangular shaped shades for babies made from dark nylon mesh which are attached to the window with a suction cup.