Hugo HG 1331/G/CS2 Optical Frame pairs a classic rectangular acetate frame with magnetic clip-on sun lenses for quick optical-to-sunglasses versatility. It’s prescription-ready and designed for practical everyday use with integrated sun protection options. Key attributes: Black | Acetate | UV protection (with clip-on lenses) | Polarized clip-on option | Includes magnetic clip-on(s) | Compatible with prescription lenses | Two clip-on options (clear and sun/polarized) | Rectangular frame | Full-rim construction | Two-in-one optical + clip-on design | Dimensions & fit: Lens width (calibre): 56 mm | Bridge: 16 mm | Lens height: 41 mm | Temple length: 145 mm | Composition & care: Acetate