Ride all day and night without changing sunglasses with the Biker Armour Anaconda Photochromic Motorcycle Sunglasses.  Photochromic lenses change from yellow to dark browish/smoke in less than 20 seconds when exposed to sunlight.  Yellow lenses glasses eliminate the "halo effect" around lights at night and sharpens vision.  Brown lenses glasses clarify and eliminates haziness caused by blue light in the UV spectrum.  Lenses are constructed of impact resistant polycarbonate tp protect your eyes from harmful projectiles.  Eyewear also equipped with a foam cushion gasket to block wind, dust and debris so you can ride without squinting or tearing.  FITS MEDIUM TO XLARGE HEADS. See Youtube video below to see how the lenses change.    

We've lab tested these next to Panoptx (now 7eye) which cost $199 (see Diablo), and the Anaconda actually gets DARKER, FASTER than the Diablo!

See How Our Yellow to Dark Brown Photochromic Transition Motorcycle Sunglasses Change Color