Ray-Ban RB4264 Sunglasses pair a square, full-rim nylon frame with Chromance polarized lenses for improved contrast and glare reduction. Designed for everyday use in bright conditions. Key attributes: Black | Nylon | Chromance lens technology | Polarized lenses | 100% UV protection | Adjustable nose pads | Lightweight frame | Square shape | Full-rim frame | Matte finish | Dimensions & fit: 58 / 18 / 145 mm (Lens width / Bridge width / Temple length) | XL fit | Composition & care: Frame: Nylon | Lenses: Polycarbonate (Chromance, polarized) | Wipe lenses with a microfiber cloth and lens cleaner. Store in protective case when not in use. Avoid exposure to extreme heat and abrasive cleaners.