Abstract: This invention relates to a windshield sun blind and side window sun blind for vehicle windows to be mounted on vehicle dashboards and from vehicle side window frames. The windshield blind is in the form of a collapsible pleated blind and may be vertically drawn upward and releasably hook engaged with a suitable latching device provided therefor. The window blind is similarly operable. An warm air trapped between the windshield and its blind, can be extracted out of the vehicle by the use of an extractor fan through the ventilation systems that is already existing in the vehicle.