Why not treat your shoulder injury while wearing your sling brace Why the TherX gel shoulder wraps are superior to similar products: -Uses medical grade material , designed to optimize comfort and recovery. - TherX shoulder wraps have an oversized gel pack to ensure treatment over the full injured area. - Adjustable and sized to fit comfortably to promote a faster recovery - Breathable fabric to ensure extra adsorption of heat/cold therapy to the injured area. TherX shoulder braces have a no hassle 100% guarantee refund policy. If you use this and do not love it, simply return it for a full refund. You have nothing to lose. Consider picking up an extra one for work or travel.