Slip-on design — no uncomfortable velcro bands, straps, or hard inserts. Stretchable — one size fits all. The flexible black material is perfect for blocking out light.  Odorless and non-toxic.  Reusable bag included for storing or freezing.

The MigreLief Migraine & Headache Relief Cap is a versatile product that provides relief for headaches, migraines, and other ailments by offering hot and cold therapy.  Cold Therapy:  To use the MigreLief Migraine & Headache Relief Cap for cold therapy: Place the cap in the freezer for at least two hours in the freezer bag provided or your own bag.  Once the cap is frozen, remove it from the bag and slip it on your head, adjusting for maximum comfort.  If the cap is too cold, allow it to sit for a few minutes until it reaches your desired temperature....