GREEN HILL Eyeglasses by Blackfin. Color: Red/Black, Black/Gray, Blue / Blue, Green / Dark Green, Light Blue / Blue, Size: 48-22-145. The Blackfin GREEN HILL eyeglasses evoke a sense of natural elegance with their rounded, pantos-inspired shape. Fashioned from resilient titanium, they provide a barely-there feel, yet remain incredibly strong wherever your lifestyle takes you. With a harmonious blend of colors in their frame, these glasses are a true testament to Blackfin's artistry in combining form with function. Add them to your accessory collection and see for yourself.