Glare Guard's Yellow Night Driving Visor is effective both in the day and at night. It is most helpful in darker conditions such as rain， snow and night driving. Most consumers prefer it throughout the night. It greatly reduces the glare you receive from oncoming traffic and other lights that might be effecting your driving. It also has been shown to drastically reduce the blue light some of the new halogen headlights have， that have been linked to eye damage. This night visor also helps to keep your eyes less stressed and helps to keep you more awake on the road， helping keep you and your passengers safe. What makes Glare Guard work better than other Visors? It is the only 100% Polarized visor in the world. We manufacture both the polarized film， and the visors in the USA. Our Gray polarized film is identical to that on sunglasses you would buy from top designer manufacturers. Our Yellow film is the only of its kind in the world. With more clarity than other driving glasses on the market， You can see more while dimming the harmful headlights. With our polarized visors you will never have to remember to bring sunglasses with you. Just attach the Glare Guard to your built-in car visor and flip up down as needed.

Glare Guard Night Vision Visor， Yellow Car Visor Extender for Headlight Glare and Driving at Night

• Reduce Headlight Glare: Our Night Driving Visor Uses Linear Polarizing Technology To Adjust Light Waves， Reducing Harmful Glare From Oncoming Traffic
• Improve Contrast: Anti Glare Visor Made From The Highest Quality Polarized Film， This Windshield Night Visor Blocks Up To 99.9% Of Harmful Ulva And Uv Rays.
• Easy To Install: Simply Clip Night Visor On To Built-In Car Visor， Attach Velcro Straps And You Are Ready To Eliminate Blinding Glare For Good!
• No More Ugly Night Driving Glasses: With Glare Guard， You Will Never Need To Remember Another Pair Of Glasses. Simply Flip Up And Down When Needed.
• Makes A Perfect Gift: Great Interior Car Accessories For Anyone Who Drives And Could Use Some Extra Visual Protection.