Saint Laurent's tortoiseshell acetate sunglasses feature a wayfarer-inspired silhouette with a structured browline and subtle metal detailing at the hinges. The frames combine a matte black upper with tortoiseshell acetate on the lower half and temples, while the lenses are tinted a neutral gray-green. Construction includes reinforced nose bridges and flexible hinges for durability. Style these minimalist frames with casual weekday wear or elevated weekend looks.