Conditions: ● Joint & muscle injuries● Arthritis● Sinus & stress headaches● Post-surgical pain● Sunburn & other burns● Muscle pain & soreness● Muscle spasms & cramps● Chronic neck or back stiffness● Menstrual crampsDirection for use: For moist heat therapy:Moist heat is preferred because of ability to penetrate deeply and more quickly at lower temperatures than dry heat.Place the product in a clean microwave shelf or turntable.For soothing cold:Place your product in the freezer overnight and apply as needed.Because the products deliver a soothing cold,Website: ,they provide a more comfortable,drier than ice or gel packs.Return the product to freezer for 3 to 4 hours before reuse is dissolved.It’s reusable.