Nike Fire L P FD1819 451 sunglasses combine wide coverage with polarized lenses for clear, low-glare vision during outdoor activities. Key attributes: Obsidian | Blue | Injected plastic | Polarized lenses | 100% UVA/UVB protection | Glare reduction | Includes retail case and soft cleaning pouch | 24-month warranty | Rectangular shape | 6-base curved frame | Flash mirror lenses | Dimensions & fit: Lens width: 58 mm | Bridge: 18 mm | Temple length: 140 mm | Large fit | Composition & care: Frame: Injected plastic | Lenses: Polarized lenses | Wipe lenses with a microfiber cloth and lens cleaner; store in the included case; avoid abrasive cleaners and high heat.