These authentic Saint Laurent SL 457 004 sunglasses have Brown Plastic frames and are available online for a discounted price at SmartBuyGlasses. Saint Laurent sunglasses are the perfect way to shield eyes from harmful UV rays whilst staying a step ahead of the fashion curve. Lens color: Dark Brown. Lens material: Plastic. Collection: Men 2020. Size: 53. Condition: new. Warranty: 24 months. UPC: SG568992. Authencity guaranteed. Yves Saint Laurent SL 457 004 Men's Sunglasses Brown