Car windshield covers are accessories designed to protect the front windshield, mainly used for preventing snow, ice, and frost in winter, and for blocking sun and heat in summer. They help maintain the interior temperature, protect the interior from UV damage, and improve driving comfort.

Main Functions:
Snow Protection: Prevents snow, ice, and frost from covering the windshield, reducing cleaning time.
Sun and Heat Protection: Effectively blocks sunlight, reducing the interior temperature and protecting the interior from UV damage.
Interior Protection: Reduces sun damage to seats and dashboards.
Improves Comfort: Reduces heat buildup inside the car, saving energy used by the air conditioning.

Common Materials:
Aluminum Foil: Reflects sunlight, ideal for summer sun protection.
Polyester: Durable, suitable for winter snow and heat insulation.
Foam/EVA: Strong insulation, suitable for extreme weather.

Types:
Foldable: Easy to store and install.
Full Car Cover: Includes protection for the windshield, side windows, and rear window, offering full coverage.
Choose the appropriate windshield cover based on the season and needs to ensure optimal protection.