Prada PR B15S Sunglasses pair a brown-toned tortoiseshell acetate frame with gold-toned metal detailing for a refined everyday sun accessory. The design is finished with light yellow-toned crystlenses and offers full UVA/UVB protection. Key attributes: Brown | Root tortoise | Chamomile yellow | Acetate | 100% UVA / UVB protection | Compatible with graduated lenses | Brown-toned tortoiseshell print | Decorative gold-toned metal triangular rivets on front | Temples with gold-toned metal stripe with logo lettering | Light yellow-toned crystlenses | Dimensions & fit: Lens width: 51 mm | Nose bridge length: 21 mm | Temple length: 145 mm | High bridge fit | Composition & care: Acetate | Glass | Clean lenses with a microfiber cloth and mild lens cleaner; store in a protective case when not in use; avoid abrasive materials and extreme heat.