For use separate or with ActiveWrap Elbow supports. ActiveWrap therapy packs are designed for multipurpose heat and/or cold. Our packs are non-toxic and completely patient safe. Best of all our packs will stay soft out of the freezer to mold and conform. All our packs are vacuum sealed to remove air and expansion, resulting in lasting durability. Simply warm packs in a microwave or warm water or throw in the freezer for cold. The added packs enable the user to continuously apply cold by shuffling in extra packs at will. Designate a set for heat and a set for cold for contrast applications. Packs are completely removable from protective pouches enabling them to be washed and cleaned as needed. Our packs may also be filled with crushed ice for on the field applications when needed. Average lifespan for each pack is a solid 2 to 3 years with proper care. A must have for continuous ankle rehabilitation or serious athlete. Includes 2 packs. Category: Ice Pack, Hot & Cold Pack, Reusable Ice Pack, Gel Ice Pack, Cold Pack, Hot Pack, Cryotherapy, Ice.