Drivewear is a revolutionary glasses developed in 2007 by Younger Optics. Drivewear changes color lens color to meet different lighting conditions. It's like have separate lenses! Lens color vary from yellow green for overcast weather, copper in bright weather and dark reddish brown for brighter outdoor light. It also blocks UV A and UV B.
Drivewear even works even behind the windshield of cars so this is the perfect accessory for motorists. You can also get prescription lenses for Drivewear from your eyecare specialist.