Product Description Remaining hydrated for up to 4 hours, this Evaporative Cooling Bandana helps maintain a healthy body temperature at work. Use in construction, landscaping, assembly, iron/steel fabrication and more. Activated polymers bring cooling power where you need it most. Activate by soaking in water for 2 to 5 minutes. Tie bandana is reusable. Simply soak in water to reactivate. The tie closure means you don't have worry about the fit. Hi-Vis Lime color offers high visibility. From the Manufacturer Hot conditions are tough on workers and productivity. The Chill-Its Evaporative Series provides cooling through evaporation to keep workers comfortable all day long. This cost effective approach helps workers stay cool, fight fatigue, and increase productivity. And they’re reusable — just resoak 'em and you're good to go. Our Chill-Its Cooling line is the best way to battle heat from the foundry to freeway. Evaporative cooling bandanas, headbands, triangle hats, and hard hat inserts keep cool comfort on tap for hours. No matter what the application, Chill-Its sees to it that cooler heads prevail.