Serengeti Lenwood SS485003 sunglasses combine a large rectangular acetate frame with Serengeti’s ultra-light mineral, photochromic polarized lenses for clear, glare-free vision during driving and everyday use. Key attributes: Shiny Crystal Dark Green | Bio-Acetate | Photochromic (light-adjusting) lenses | Polarized | Spectral Control technology | Ultra-light mineral glass lens | Variable tint (Category 2 to 3) | Prescription compatible (RX available) | Polarized lenses to reduce glare | Anti-reflective coating on lens backside | Rectangular frame | 3-in-1 lens design | Made in Italy | Large/statement silhouette | Dimensions & fit: Lens width 57 mm | Bridge 18 mm | Temple 155 mm | Extra large fit | Base curve 6 | Composition & care: Bio-acetate frame | Mineral glass lens | Wipe lenses with a microfiber cloth and lens cleaner. Store in protective case. Avoid exposure to extreme heat.