Guess Marciano Glasses feature an amber plastic frame and standard 52/16/135 mm sizing for everyday eyewear needs. Key attributes: Brown | Amber | Plastic | Amber plastic frame | Dimensions & fit: Lens: 52 mm | Bridge: 16 mm | Temple: 135 mm | Composition & care: Plastic | Clean lenses with a soft microfiber cloth. Store in a protective case and avoid prolonged exposure to high heat or abrasive cleaners.