Comfitech Reusable Cold Compression Headache Relief Hat

Comfitech Reusable Cold Compression Headache Relief Hat. Stretchable and reusable head gel ice pack for migraines and headaches in like new condition. Tried on once. -Size Medium which fits head circumference less than 22.5'' or for those that prefer more compression. -360° full coverage head ice pack provides comfort from migraines -Hair can be pulled through the top -Just keep the reusable ice cap in freezer at least two hours and it is ready for a 15-20 minutes cold compress. -Malleable gel and stretchable Lycra make the ice cap flexible and snug-fit on head even frozen. -Can block up light