PORT DOUGLAS Eyeglasses by Blackfin. Color: Army Dark Green, Blackfin Black, Obsidian Black Gold, Storm Navy Blue, Tuscany Red, Size: 55-18-145. PORT DOUGLAS eyeglasses by Blackfin offer a refined and sophisticated look. These frames are designed with attention to detail, featuring a timeless silhouette that complements a variety of face shapes. The high-quality construction ensures durability, while the lightweight design provides all-day comfort. PORT DOUGLAS eyeglasses are an excellent choice for those who appreciate timeless style with a modern twist.