... requestCore number: 5, we can do as your requestColor Option: black, white, red, pink, blue, green, yellow, orange, gray, ... as your requestSpiral outer diameter: as your requestRatio of elongation: 1:4Product characterisrics: high restoring force, resistant to cold, heat, ... a professional manufacturer of PU/ PVC/ TPE cable, including spiral cable, earphone cable, cellphone charger cable. we also have ...