Lasts up to 8 hours. Cooling Therapy for migraine and headache discomfort. Safe to use with medications. Great for both children and adults. Soft, comfortable, & easy to apply. Soothe the discomfort associated with migraine and headache wit Well Patch Migraine Cooling Headache Pads, a cooling therapy to supplement your regular treatment routine. Convenient and portable, Well Patch Migraine Cooling Headache Pads can be used at home, at work, traveling, or anywhere. Can be used for adults and children. Each soft, flexible pad stays comfortably in place. Cools immediately and lasts up to 8 hours. Doctors recommend cooling therapy. Well Patch Migraine Cooling Headache Pads are drug-free and safe to use with medications. Use Well Patch Migraine Cooling Headache Pads wherever you need it most. Pad removes easily and leaves no residue. Made in China.