Flat cables, also known as flexible flat cables or simply Flat Flex Cables, are a type of cable that is thin, flexible, and typically flat in construction. Unlike regular wires, flat cables have very thin copper traces or pads etched or patterned onto a polyimide film substrate such as Kapton. This allows them to bend and flex easily to implement cabling solutions in tight spaces. ... https://sanjanacmi.livepositively.com/flat-flex-cables-decoding-the-functionality-and-applications-of-flat-flexible-cables/new=1