Monthly Payment at 4 installments with AfterPay. These authentic BILLE Champagne Gradient Blue sunglasses have Yellow Plastic frames and are available online for a discounted price at SmartBuyGlasses. Messy Weekend sunglasses are the perfect way to shield eyes from harmful UV rays whilst staying a step ahead of the fashion curve. Lens color: Gradient Blue. Lens material: Plastic. Collection: Men 2020. Size: 49. Condition: new. Warranty: 24 months. UPC: SG654626. Authencity guaranteed.