Tinted helmet visors have been around for quite some time now, and variable-tint ones are not exactly new, either. Convenient and very easy to use, such visors and visor inserts add more comfort to ...
Sun in your eyes? With the push of a button, the Akari AX-11 ($149.99) changes from Clear to Dark in less than a tenth of a second. Treated to resist fogging, this rechargeable-battery-powered ...