When it’s hot, workers need protection from the debilitating effects ofheat stress, especially when wearing protective clothing. The Steele Cooling Vest is a proven solution to heat stress. Testing consistently shows the Steele Cooling Vest preventing heat stress and increasing productivity by reducing core and skin temperature as well as heart and sweat rate, the company says. Copies of over 25 years of testing available atwww.steelevest.com.