FPC cables are super thin and flexible. They're often used in electronics when a a round cable would be too bulky, especially if you're dealing with 50 contacts like this one! This cable has 50 pins, 0.5mm pitch, and is 250mm long. It pairs well with our 50 pin 0.5mm pitch breakout board.
50-pin 0.5mm Pitch FPC Flex Cable - 250mm / 10" long (14:35)