Karl Lagerfeld Optical Frame pairs a slightly oversized square silhouette with bio-injected construction for a lightweight, durable everyday frame. Ideal for prescription or non-prescription lenses, it blends modern detailing with practical wearability. Key attributes: Black | Bio inj-g820 | Lightweight construction | Durable bio-injected frame | Compatible with prescription lenses | Available in multiple colorways | Slightly oversized square silhouette | Geometric temples with elongated Karl Lagerfeld logo | Dimensions & fit: Lens width: 54 mm | Bridge width: 18 mm | Temple length: 140 mm | Slightly oversized fit