A posture loop includes an cable (10) having two ends (11, 12) secured to form an endless loop, and a bridge (5) engaged between two segments (14, 15) of the cable (10) for forming an eight (8)-shaped structure for the posture loop and for engaging onto shoulder (80) of a user (8), a buckle (2) is secured to the first end (11) of the cable (10), and a latch (25) is secured to the second end (12) of the cable (10), and the latch (25) is engageable with the buckle (2) for securing the first end (11) and the second end (12) of the cable (10) together in order to form an endless loop.