This is Novak"s 16 Gauge Silicone Super-Flex Power Wire set that includes 3 feet each of black, red and blue wire. This silicone wire is specially made for Novak and is the same wire that is used on Novak products, including the Mongoose and GTB 4-Cell ESCs. Novak"s 14 Gauge wire uses 259 strands of pure, oxygen-free copper for ultimate flexibility. It is recommended for re-wiring speed controls and motors.