Combination Therapy: Hot and Cold * * Fully flexible for continued mobility and comfort * Elastic straps provide gentle compression and secure positioning * Remains cold long enough to provide therapy while allowing you to remain active * Convenient size for a painful back, abdomen, or hip * Patented natural crystal fill for maximum moisture with no allergens - Fill will not decay, develop unpleasant odors, or support the growth of mold and bacteria Cold * One 9" x 20" MaxCOMFORT? wrap * Three reusable 6" x 9: Ice It!® gel packs * One elastic strap (detachable) Hot * One 12" x 16" microwavable moist heat pack * One elastic strap (detachable)