Industrial & Professional Applications CoolTek products can be worn beneath uniforms, on top of clothing, even under full encapsulation suits. In either situation you'll experience maximum heat relief and increased productivity in virtually any heat-related environment. CoolTek products have been tested in the hottest of climates, including metal foundries, in simulated military exercises and in desert environments where the heat can be fatal. In all tests, CoolTek proved to outlast the competition in effectiveness and outperform other leading products in ease-of-use, reactivation and all-around comfort. Here's a continually updated list of successful companies who are using CoolTek brand apparel to keep cool on the job, and some interesting comments from those on the frontlines. | 
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