Etnia Barcelona KINGMAN 54O is a metal full-rim optical frame with a classic square profile, designed for everyday prescription and non-prescription wear. Key attributes: Blue | Metal | Blue light filter compatible | Prescription-ready | Suitable for prescription and non-prescription lenses | Full rim | Square shape | Classic metal temples | Dimensions & fit: Lens width: 54 mm | Bridge: 18 mm | Temple length: 148 mm | Size M | Composition & care: Metal | Wipe lenses and frame with a microfiber cloth. Store in protective case when not in use. Avoid strong chemicals and high temperatures.