Rib belt can be used as a support and restrain for the chest which allows sudden expansion of the chest while breathing. Universal menâs rib belt made of fine elastic webbing that âbreathesâ with the patient. Anatomically contoured the belt fits and supports mild chest expansion as patient breathes yet effectively controls rib cage. Soothing soft elastic laminate across the rib cage. Hook and pile closure for a fit. Rib belts are often prescribed for treatment of injured or broken ribs.