Pull in glorious views-free from glare and steeped in color-in Hukilau. Whether on the water or on a drive, the compelling aesthetic of the dual mirror lenses is further accentuated by the unique geometric shape. The solid monel metal frame construction is complemented by spring hinges for a personalized fit. Lens Material: SuperThin Glass - Provides the absolute crispest optics available. 20% to 32% thinner and lighter than standard glass, it offers the best scratch and solvent resistance.