Cartier CT0164O Optical Frame is a semi-rimless titanium eyeglass frame that combines lightweight durability with refined decorative details for everyday wear and elevated looks. Key attributes: Silver | Transparent | Titanium | Lightweight construction | Durable titanium frame | Adjustable nosepads | Semi-rimless silhouette | Round shape | Godron hinge detail | Double C signature on nose pads | Dimensions & fit: Lens width: 50 mm | Bridge: 17 mm | Temple length: 140 mm | Narrow fit | Composition & care: Titanium | Wipe with a soft, dry cloth; store in a protective case when not in use.