Apply pain-relieving cold or heat to your back with the Copper Fit Rapid Relief Back Support. It has four stabilizing lumbar supports and a removable rigid support to meet changing needs. The back support is adjustable for a correct fit and also includes a removable gel pack. Copper-infused fabric keeps odor under control. Anatomically designed to conform to your backAdaptive lumbar support with 4 stabilizing supportsRemovable rigid lumbar support2- stage adjustment to customize fit for targeted therapyUse hot or coldRemovable gel pack – remains pliable for maximum surface coverageHeat Therapy – helps relieve muscle tension, pain & stiffnessCold Therapy – helps relieve inflammationOne size fits mostCopper infused to reduce odorsHeat Therapy is typically used for injuries or strains that are older than one (1) day. Cold Therapy is typically used for recently injured or inflamed injuries or strains.