Fixed-length cable tie convenient to retract

The utility model discloses a fixed-length ribbon convenient to retract, which belongs to the technical field of ribbons and comprises a ribbon body and a tapered end, the ribbon body is connected to one side of the tapered end, meshing teeth are arranged on the ribbon body, the tapered end is of a hollow rectangular frame structure and comprises two inclined planes, a spring bolt is arranged on the hollow side of the tapered end, and the tapered end is connected with the two inclined planes through the two inclined planes. Meshing teeth matched with the belt body are arranged on the inner side of the spring bolt, and a spring bolt thickening part is arranged on the upper portion of the outer portion of the spring bolt. And a groove is formed in the lock tongue thickening part. According to the ribbon, the spring bolt is pulled by a finger or a small tool, so that the spring bolt and the ribbon body are released from tooth meshing, the ribbon body can return to be unbound, can be bundled again and can also be