Headache Relief Hat Gel Migraine Relief Cap, Instant Headache Relief Stretchable Ice Cap with Cold Compress for Migraines Sinus Tension Eye Puffiness Stress SAFE AND EASY TO USE Non-toxic, with no odor, and no need to insert an ice pack, just pull it over your eyes, face, and head to perfectly fitting. You can wear it above your eyes, in order to do things like working, reading, watching tv, etc. Do anything anytime, anywhere, with different wearing, and completely liberate your hands.