Elevate your style with the SAINT LAURENT SL 637 sunglasses for men. These glamorous cat-eye sunglasses feature a metal frame with a unique bridge design. The thin metal temples are adorned with the laser-engraved Saint Laurent logo. The SL 637 is a statement piece suitable for all occasions, available with single or progressive prescription lenses in white or colored options. Explore the latest TRANSITION SIGNATURE 8G shades that adapt to light conditions. Founded in 1961, Yves Saint Laurent is a renowned fashion house known for its revolutionary designs and luxury creations. Stay on-trend with Saint Laurent, a leading brand in the fashion industry.