Guess Square Sunglasses combine a bold square silhouette with a full-rim acetate frame and smoke lenses for dependable sun protection. Designed for everyday wear, they shape and define round or oval faces while delivering UV400 protection. Key attributes: Black | Negro brillante | Acetate | UV protection (UV400) | Dark smoke lenses (category 3) | Regular hinges | Metal temples | Includes protective case and cleaning cloth | Square silhouette | Full-rim acetate frame | Single bridge | Shiny finish | Dimensions & fit: Lens width: 51 mm | Bridge: 23 mm | Temple length: 140 mm | Size: M (51-23-140) | Recommended face shapes: oval, round, triangle, inverted triangle | Composition & care: Acetate | Metal | Clean lenses with a microfiber cloth. Avoid abrasive cleaners and solvents. Store in the supplied case when not in use.