Product Description Provide cool comfort 24 to 48 hours when activated in cold water. Super absorbent acrylic polymer activates easily and quickly when soaked in cold water 20 minutes. Reusable, just resoak. 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.