This will become one of your favorite things- it cools you down from all of those nasty hot flashes quickly or when it's just plan hot outside. Your friends are going to want to get one too. 100% Cotton Cooling Bandana filled with advanced polymer cooling crystals. Directions: Tie around neck or forehead after soaking in cold water for 10-20 minutes. Bandana stays cool and hydrated for 2 days. Re-usable. Color available: Blue Denim