Great Investment for Migrainers - When migraine came, have you ever found yourself wanting to close eyes and squeeze your head, or staying in a calm and relaxed space for migraine relief? This migraine relief cap hat applies moderate pressure to your head, keeps cool for a period and creates a dark & lightproof environment. New Odorless Material - Different from other old migraine relief cap, ONLYCARE headache relief cap made of exclusive gel, features 30% more gel for 25% longer cooling relief and maintains maximum flexibility even after prolonged freezing, it's a solid all-around upgrade. Strictly prohibit direct contact with water, put the Cold compress cap in the accompanying bag sealed and then put in the refrigerator to avoid water deformation. Natural Pain Relief Method - Physical cold therapy shrinks the blood vessel of head through cold, slows down the nerve conduction, relieve your muscular tension and mitigate your pain. Pulling down the headache relief cap to the wing of nose below eyes, the U shape design can perfectly restrict the light stimulation and create a dark & peaceful space, helping alleviate the migraine sensitive to the ray of light, which is an ideal way for headache relief without medication. Natural Pain Relief Method - Physical cold therapy shrinks the blood vessel of head through cold, slows down the nerve conduction, relieve your muscular tension and mitigate your pain. Pulling down the headache relief cap to the wing of nose below eyes, the U shape design can perfectly restrict the light stimulation and create a dark & peaceful space, helping alleviate the migraine sensitive to the ray of light is an ideal way for headache relief. Service - We know that the cold & hot therapy don't always play a role in every migraineur, so we would provide you with the most friendly customer service. If you meet any problem in the use process, you can feel free to contact us at any time for replacement or refund.