Brunello Cucinelli Alke Sunglasses combine a bold acetate frame with photochromic lenses for adaptable sun protection. The design pairs a structured square silhouette with refined details for everyday wear. Key attributes: Brown | Acetate | Photochromic lenses | UV protection | RX‑able | Non-adjustable nose pads | Protective case included | Square frame | Keyhole bridge | Curved arms | Side stripe detail | Dimensions & fit: Lens width: 53 mm | Bridge: 18 mm | Temple length: 145 mm | Universal fit | Composition & care: Acetate | Clean lenses with a soft, lint-free or microfiber cloth. Store in the provided case when not in use. Avoid abrasive cleaners and excessive heat.