Now our popular muscle salve comes in a base of therapeutic castor oil to ease aches after exercise or strenuous activity. Herbal Heat roll-on glides onto sore areas to massage away tension and enhance circulation for that icy hot feeling. Deeply penetrating oils of sweet birch, cinnamon, eucalyptus, and wintergreen stimulate your bodys ability to heal and restore itself, while massaging camphor, menthol, calendula, and clove help you release the pain. The new convenient roll-on applicator lets you put the heat-producing remedy where you need it with no mess or scent on your hands!