Boardwalk, the latest in our collection of polarized sunglasses, is worthy of an extended stroll on a magnificent day. Take in amazingly detailed and clear views with our PolarizedPlus2® lens technology delivered via our SuperThin (ST) Glass lenses that provide the crispest optics. Further delight in the comfort that the nylon frame with embedded rubber nose pads delivers. 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.