Coralite Extra Strength Menthol Pain Relief Large Medicated Sleeve is made for knees, large ankles and elbows. Pain relieving lotion on a breathable sleeve. 16% Menthol. For the temporary relief of minor aches and pains of muscles and joints associated with arthritis, strains, bruises and sprains. Compare to the active ingredient of Icy Hot Sleeve. 24 packages per case.