These authentic Fila SF8497 Polarized U43Z polarized sunglasses have Blue frames and are available online for a discounted price at SmartBuyGlasses. Fila sunglasses are the perfect way to shield eyes from harmful UV rays whilst staying a step ahead of the fashion curve. Lens color: Smoke Multilayer Blue. Lens material: Acetate. Collection: Men 2020. Size: 58. Condition: new. Warranty: 24 months. UPC: SG521931. Authencity guaranteed.