BLACK RIVER Eyeglasses by Blackfin. Color: Green/Blue, Red/Black, Black/Gray, Blue / Gunmetal Gray, Blue / Blue, Size: 53-15-145. The BLACK RIVER eyeglasses from Blackfin are a testament to meticulous craftsmanship and innovative design. Featuring a distinctive frame made from high-quality titanium, these glasses provide both durability and style. The unique shape and bold lines create a striking look, making them ideal for those who want to make a statement. Lightweight and comfortable, BLACK RIVER ensures all-day wearability without compromising on fashion.