Ray-Ban Clubmaster Classic Sunglasses deliver a retro browline silhouette with a mix of acetate and metal construction for polished, everyday wear. The 51 mm size and G-15 green lenses offer balanced coverage and classic style. Key attributes: Black | Acetate | G-15 green lenses | UV protection | Adjustable nose pads | Hinged temples | Browline silhouette | Square frame | Metal rim with acetate brow bar | Signature logo on temples | Dimensions & fit: Lens width: 51 mm | Bridge: 21 mm | Temple length: 140 mm | Medium fit | Composition & care: Acetate | Metal | Glass | Clean lenses with a microfiber cloth. Wash frames with mild soap and water. Avoid harsh chemicals and high heat.