A one-piece locking device for a shoelace. The locking device includes a top portion hingeably connected to a bottom portion proximate a first end of the top and bottom portions. A shoelace coupling opening is located on a bottom surface of the bottom portion. A hook and latch mechanism is formed by a hook and latch, one each of which is disposed proximate a second end of the top and bottom portions. One or more shoelace clamping bars are located on a bottom surface of the top portion and a top surface of the bottom portion which together serve to clamp and retain a shoelace. The top portion also includes one or more openings configured for interconnecting with one or more corresponding protrusions on the bottom surface of a decorative element or RFID type chip. The decorative element is selectable by a user to provide visual decoration of the locking device.