Retrosuperfuture's Astro 3627 sunglasses pair a modern silhouette with durable acetate construction for reliable everyday sunwear. The model is designed for comfortable, all-day use with a distinctive frame shape. Key attributes: Brown | Acetate | Composition & care: Acetate | Wipe lenses and frame with a soft, lint-free cloth. Avoid solvents and abrasive cleaners.