A lockable shackle apparatus, and method of use, is provided herein. The lockable shackle apparatus may comprise a stopper body, a rope, and a flexible lock. First and second passageways extend through the stopper body transverse to a length of the stopper body. The rope is positioned through the first and second passageways with a majority of the rope extending from a first pair of adjacent ends of the first and second passageways. The flexible lock includes a main hole configured to receive the majority of the rope and be positioned adjacent to the stopper body. A distal portion of the majority of the rope is configured to be removably positioned over the stopper block. The flexible lock further includes first and second lock holes configured to be positioned over first and second ends of the stopper body for retaining the distal portion of the rope on the stopper body.