Serengeti Positano Large combines road‑inspired styling with Serengeti’s driver‑focused lens technology. Designed for clear, adaptable vision on the move, it pairs a lightweight frame with light‑adjusting lenses. Key attributes: Black | Zwart | Nylon TR90 | Photochromic lenses (light‑adjusting) | Polarized lenses | Spectral Control lens technology | Mineral glass lenses | Hidden spring hinges | Megol nose pads | Prescription‑ready (RX compatible) | Geometric full‑rim frame | Square/rectangular lens shape | Dimensions & fit: 59 - 16 - 140 mm | Large fit | Composition & care: Frame: Nylon TR90 | Lenses: Mineral glass | Clean lenses with a soft microfiber cloth; store in the case when not in use; avoid abrasive cleaners and prolonged heat exposure.