Yohji Yamamoto Square Metal Frames pair a titanium full-rim aviator construction with demo lenses for straightforward prescription customization. They prioritize durability and everyday wearability while including a branded case for safe storage. Key attributes: Black | Titanium | Durable | Demo plastic lenses for prescription customization | Includes branded case for protection and storage | Full-rim aviator style | Square metal frame | Composition & care: Titanium | Plastic (demo lenses) | Wipe lenses with a microfiber cloth; store in the included branded case.