Posted by a reviewer on Amazon

On these there is locking mechanism on the left temple hinge that they dont mention

Posted by a reviewer on Amazon

Inspect both left and right hinges noting on the left hinge a small horizontal piece that is not on the right2

Posted by a reviewer on Amazon

On the inside of the glasses pinch both sides of the hard plastic part of the nose piece not the rubber to release it from the lens

Posted by a reviewer on Amazon

Probably in the description somewhere that i missed but only one set of lens the blackgrey are polarized

Posted by a reviewer on Amazon

Admittedly im not sure if my head size but these glasses seem just barely too small for comfort while wearing a helmet

Posted by a reviewer on Amazon

Lense changing is initially a challenge til you accomplish it the 1st time

Posted by a reviewer on Amazon

Like an earlier reviewer i had the little o shaped piece pop out of the frames and also found the included lanyard to be flimsy it came apart during adjustment

Posted by a reviewer on Amazon

Also was given an extra nose piece for when the other one goes bad