Guess GU7866 — Men's Sunglasses The GUESS GU7866 sunglasses showcase a rectangular silhouette with crisp lines and a contemporary feel. The frame is crafted from lightweight injected material, combining durability with everyday comfort. This design is suitable for both daily wear and outdoor activities. Known for fashion-forward frames, it features distinctive brand detailing. Measurements: 57-16-140 mm. The 57 mm lens width provides a generous fit, especially for smaller and oval face shapes; the bridge is 16 mm and the temples 140 mm. Construction: The frame stands out thanks to a dense, injection-molded finish, complemented by metal hinges and built-in nose pads for added comfort. The brand logo is featured on the temples. Lenses: UV400 protection blocks 100% of UVA and UVB rays. Category 3 sun filter—ideal for driving and high sun conditions.