As bold and timeless as its ready-to-wear; Saint Laurent's sunglasses have been seen on the world's most stylish; like Hailey Bieber and Zoë Kravitz.These oversized frames have an upturned cat-eye silhouette crafted from glossy; lightweight acetate with tortoiseshell arms. The tinted lenses are crafted from renewable bio-nylon that reduces this pair's environmental impact.