Anti-Glare: Use our universal car visor extender all year round. In summer, it protects from intense sunlight. In winter, it reduces snow blindness for driving. In foggy conditions, it increases visibility to help you maintain a safe distance. (Note: Not recommended for use in dark conditions.) Reduce Visual Fatigue: It has the function of blocking rays and filtering strong sunlight, which reduces the stimulation of sunlight to the eyes and ensures people in a relatively comfortable light environment to a certain extent. Hd Large Field of View: Measuring 34.5 x 21.2 x 2 cm/13.58 x 8.34 x 0.78 inch large size sun visor extensions give you a large enough shade range. When not in use, the car visor extender can be folded or removed for convenient storage, keeping your car's interior tidy. Free Adjustment: Oour car visor extender sun blocker with ball rotation structure supports 180°arbitrary adjustment angle. The whole body bracket is high quality PC material, compatible with most cars. Easy to Intall: The sun visor extender hangs from the original-car sun visor ensuring that the pair not fall off and there is no potential risk of it falling It is very easy to use with only proper adjustment in seconds. Suitable for all car visors. (Please be careful to tear off the film on the of the product after installation!)