Combat heat stress effectively with the Ergodyne Chill-Its 6700CT Cooling Bandana. Crafted from 100% cotton and powered by hyper-evaporative PVA, it offers up to four hours of cooling relief when activated with water. Designed for low-profile wear under hard hats, it features a tie closure for adjustable comfort on various head sizes. Perfect for anyone working in hot environments or engaging in outdoor activities like running and hiking, this bandana ensures comfort and performance throughout the day.