The Klein Tools Cooling Towel is designed to help reduce and manage heat stress. The towel features advanced PVA cooling technology to retain moisture and stay cooler than the surrounding air. It activates in under a minute and stays cool for hours. To activate or re-use, wet the towel and gently wring out the excess water. The Cooling Towel is available in two colors: blue (No. 60090) and gray (No. 60093).