Monthly Payment at 4 installments with AfterPay. These authentic OO9231 HELIOSTAT 923103 sunglasses have Black Plastic frames and are available online for a discounted price at SmartBuyGlasses. Oakley sunglasses are the perfect way to shield eyes from harmful UV rays whilst staying a step ahead of the fashion curve. Lens color: Prizm™ Grey. Lens material: Plastic. Collection: Men 2020. Size: 61. Condition: new. Warranty: 24 months. UPC: SG640779. Authencity guaranteed.