ARCH CAPE Eyeglasses by Blackfin. Color: Red/Plum, Blue/Purple, Brown/Pink, Size: 50-20-145. The ARCH CAPE model by Blackfin exudes timeless elegance. With its lightweight titanium frame, it offers unparalleled comfort and a sleek, refined appearance. Ideal for any occasion, this model seamlessly blends classic design with modern sophistication.