Wiring guide of vehicle door

A wiring guide of a vehicle door, the wiring guide comprising:

• an outside guide slidably disposed on a vehicle body or the vehicle door, the outside guide having an inner portion which has a hollow and circular arc shape;
• and
• an inside guide slidably disposed on the other of the vehicle body and the vehicle door, having an inner portion which has a hollow and circular arc shape, slidably disposed in the inner portion of the outside guide, and having a wire penetrating through the inside guide,
• wherein the outside guide and the inside guide expand and shrink in a circular arc shape while opening and closing of the vehicle door, and
• wherein further comprising a track inducing device for inducing a track of the inside guide with respect to the outside guide is disposed on the outside guide and the inside guide.