Smith pivlock asana sunglassesthe sleek light design of the pivlock asana is a perfect fit no matter what the activity the minimalist temple design speaks to the fit and performance of this piece with two position adjustable nosepiece and performance mirrored lens tints they are the perfect choice whether its an all day ride or a hike featurescarbonic tlt lensessmall medium fitmedium coveragetr90 frame materialauto lock hingeshydroleophobic lens coatingtwo position adjustable nose pads7 b