The Coralite Extra Strength Pain Relieving Patch with Menthol is designed to provide temporary relief from back pain, joint pain, and muscle pain. Each patch contains 3.6 mg of menthol and is ideal for application on various body areas such as legs, arms, body, and joints. With an expiration date of 10/2028, these small patches offer a convenient and effective way to manage pain for adults looking for topical relief.3pk