Smith pivlock arena sunglassesdriven by the needs of elite level athletes smith has engineered the pivlock arenas ergonomic face fit to perform in the most extreme conditions lightweight performance is further enhanced with two position adjustable nosepiece slide on temple ends and a vast array of performance mirrored lens tints featurescarbonic tlt lensesmedium fitmedium coveragetr90 frame materialhydroleophobic lens coatingtwo position adjustable nose padsslide on temple tips7x4 toric l