Byron Bay is a frame built to withstand any level of activity. Whether you're out for a run or cruising the surf, this nylon wrap sunglass with our patented polarized lenses allows you to see colours at their best while providing superior protection and durability. See all of our   polarized sunglasses   to find your perfect style. Details 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. Rx Power Range: +3.00 to -4.50 Face Size: Medium