The constellation Southern Cross (known as Hanaiakamalama in Hawaiian) has been theorized to have been helpful to early navigators for finding the Hawaiian Islands, as it is always visible in the night sky. The Southern Cross polarized wrap sunglasses style was designed to be timeless with a triple-injected nylon frame in three unique frame colors to match any style. SKU: 815-53B Frame: Soft Black with Sea Blue and Grey Lens: Neutral Grey Lens Material: SuperThin Glass Rx Power Range: +3.00 to -4.50 Weight: 0.500 Face Shape: Large