The core value of the reflective shoulder bag is its excellent security. In design, these backpacks use advanced reflective cladding, which contain countless tiny reflective particles, which can reflect the surrounding light source at night or in a dim environment, such as headlights, street lights, etc., forming a strong visual signal, so that the wearer can be detected at a distance. This is crucial for night walkers. When traveling at night, the reflective shoulder bag can significantly improve pedestrian visibility. For people who like to run at night, bike, or do outdoor activities at night, this backpack is ideal for protecting themselves. Not only does it reduce the risk of accidental collisions, it also draws the attention of others in an emergency and increases the likelihood of calling for help.