WellWear's Reusable Hot/Cold Gel Bead Pack provides soothing heat or therapeutic cold for injuries, strains, sprains, soreness or swelling. This latex-free, non-toxic reusable hot or cold gel pack can be heated in a microwave or cooled in a freezer for fast-acting, long-lasting relief. The unique gel beads allow the pack to stay flexible even when frozen, to provide comfortable cold therapy to ankles, wrists, arms, legs, elbows, necks and more!