Maui Jim Kupaa is a square-frame sunglasses model designed for clear optics and everyday outdoor use. It pairs PolarizedPlus2 lens technology with SuperThin Glass for enhanced color and sharpness. Key attributes: Shiny Transparent Grass Green | Acetate | PolarizedPlus2 lens technology | SuperThin Glass lenses for crisp optics | UV protection | Full rim | Rubber temple tips | Square silhouette | Keyhole bridge | Signature Native Pattern on temple core | Dimensions & fit: 55-18-145 (lens-bridge-temple in mm) | Medium fit | Composition & care: Frame: Acetate | Lenses: SuperThin Glass | Wipe lenses with a microfiber cloth. Hand wash frames with mild soap and water. Store in protective case when not in use.