SPARVA Wrist Ice Pack Wrap is useful for hand and wrist muscle aches and pains, arthritis, Achilles, tendonitis, tendinitis, plantar fasciitis, chronic fatigue syndrome, fibromyalgia, neuralgia, athletic sport sprains / strains, sleep, throbbing, stiffness, pinched nerve, surgery, bruises, sprains, strains, knotted muscles, inflammation and tightness. Useful for exercises, sports and general relaxation. The Wrist Ice Pack Wrap can e used for both Hot & Cold Therapy.