ic! berlin Jacob Sunglasses are a square-shaped model from the brand's Classic collection, offering a refined hybrid frame and clean, screwless-hinge construction for everyday sunwear. The medium sizing (52/21/145) provides a balanced fit for a range of face shapes. Key attributes: Gray | Ruthenium grey | Dark grey | Hybrid | Screwless hinges | Square-shaped frame | Classic collection styling | Dimensions & fit: Lens width 52 mm | Distance between lenses 21 mm | Lens height 42 mm | Frame width 133 mm | Temple width 6 mm | Temple length 145 mm | Size: Medium | Composition & care: Hybrid