Made of breathable flannel with aluminum wire, offering good plasticity and easy portability. The detachable soft chest pad provides extra comfort and is easy to clean. The body sculpture design helps you look slimmer when worn, and longterm use may reduce belly fat. Relieves shoulder, back and neck pain caused by sprains, muscle spasms and tension. The humanized design provides proper compression of the back and waist, helps prevent puckback or support posture correction, and helps you stand longer and straighter. 23 practical use scenarios At work or study: wear during long hours to promote better posture and reduce strain on the shoulders and neck. During daily activities or workouts: use to support the torso, enhance core engagement, and improve the silhouette while exercising or moving. While traveling or commuting: wear for sustained back support and to maintain an upright position during long periods of sitting or standing.