Serengeti Positano 8982 Sunglasses pair a lightweight nylon frame with mineral polarized photochromic lenses for clear, glare‑reduced vision in changing light. Designed for everyday wear, they balance retro-inspired geometry with modern lens technology. Key attributes: Black | Matte black | Nylon | Polarized lenses | Photochromic lenses | Spectral control | UV protection | Lightweight frame | Shape-memory construction | Flex hinges | Modified square/geometric shape | Full-rim frame | Matte finish | Sculpted temples | Dimensions & fit: Lens width: 56 mm | Bridge: 16 mm | Temple: 135 mm | Medium fit (size 56) | Composition & care: Frame: Nylon | Lenses: Mineral glass | Wipe lenses with a microfiber cloth; store in the supplied case when not in use; avoid abrasive cleaners and exposure to extreme heat.