The Af Rotondi Nano Sunglasses by Balenciaga combine iconic design and functionality. The round shape is enhanced by the metal tag with the Nano BB logo on both temples, while the Bio-Nylon lenses guarantee 100% UVA/UVB protection. These sunglasses are crafted from 100% acetate and are suitable for prescription lenses, making them a stylish and versatile choice for everyday wear.