The Kahuna frames have been a Maui Jim bestseller for more than 15 years, and for good reason. Made from lightweight, durable SuperThin Glass and available in multiple different lens colors, these rectangular polarized sunglasses styles are always a safe bet. Product Details: SKU: 162-02 Frame: Gunmetal Lens: Neutral Grey Lens Material: SuperThin Glass Rx Power Range: +3.00 to -4.50 Weight: 0.500 Face Shape: Medium Worn once. Comes with the Maui Jim hard case - see picture.