DescriptionMade of material, the back support belts are comfortable to wear. It provides full back support which allows effective assistance and provide strong support. In fact, the back support brace works by training your muscles and spine to return to their natural alignment, helps to correct your posture of back and shoulder, makes you stand upright and more confident.Feature- Color: Black. - Material: Nylon fiber and cloth. - Size: 120 * 48cm/47.24 * 18.9inch(L*W). - The posture corrector brace provides full back support which allows effective assistance and provide strong support. - Our shoulder belt is wider and thicker than others, when the cushioned straps pull your shoulders back, it wont cut your arms, comfortable to wear. - The back support brace works by training your muscles and spine to return to their natural alignment, helps to correct your posture of back and shoulder, makes you stand upright and more confident. - Ease the pain of back. Prevent the spinal curvature and change the bad habits of kyphosis. Rehabilitation after injuries and surgery of the thoracic and upper lumbar sections of spine and clavicle.