Introducing our exclusive collaboration with COS × LINDA FARROW - the luxury eyewear designers known for their pioneering collections, bold frames and elevated finishes. Shaped in a rectangular silhouette, the Blade sunglasses are crafted from high-shine black acetate with silver-tone 'C'-shaped accents at the side and have built-in nose pads. 100% UV-protected tinted lenses Come with a leather case and soft cleaning cloth NaiaTM acetate is a fully traceable cellulose acetate fiber made from sustainably sourced wood pulp, using a lower environmental impact process Frame: 84% NaiaTM cellulose acetate, 16% Brass. Temple: 71% NaiaTM cellulose acetate, 29% Brass. Lens: 100% Polyamide. Excluding trims. Color: black