materials and UV protection The car sunshade is built from sturdy PP plastic and polycarbonate PC. It protects your vision from a broad range of harmful radiation across the invisible and visible spectrum, blocking light rays to improve visual clarity. The sunglasses holder blocks and absorbs UV rays from outside the car, protecting your vision and skin from UV exposure. 2in1 antiglare sun visor This is a 2in1 car antiglare sun visor with dual sided functionality in gray and yellow. The gray side reduces harmful rays from the sun during the day, while the yellow side diffuses glare from oncoming headlights at night. It includes two sides, gray and yellow, for year round use. Eye protection and glare reduction The gray sun visor extension prevents direct sunlight and sun reflections, helping to equalize the contrast between inside and outside the vehicle and reduce eye fatigue. It also helps diffuse reflections and lessen glare, making it suitable for people who are more glare sensitive. The windshield extender design works to prevent bright glare from the sun and reduce eye strain. Safer driving and UV protection The sunglasses holder blocks and absorbs UV rays from outside the car, reducing light intensity when the sun rises after intense sun or snow. This helps protect your vision and skin and contributes to safer driving. Use scenarios Bright daytime driving on sunny highways or in the city: attach and use the gray side to reduce glare and improve visibility. Night driving with strong headlight glare: use the yellow side to diffuse oncoming headlights and improve contrast. Snowy or reflective conditions: the UV blocking and glare diffusion help protect eyes and reduce fatigue during long drives.