Excellent breathability, freeing you from sweat! A back support belt that can be used all season long! ♡ Product Features This is a pelvic correction, lower back pain, and posture correction belt. It is effective for lower back pain, a protruding belly, hunchback, swayback, and sudden lower back pain. In addition, a wide range of effects can be expected, such as pressure-based dieting through abdominal compression! It is also recommended for assisting with heavy work and preventing lower back pain by correcting posture during desk work. Sizes: L size M size