37.5® Technology helps your body stay in its natural comfort zone. We power the temperature regulating fabrics and materials that help keep you cool when it's hot and warm when it's cold.
37.5® Technology
Powered by Your Own Energy
The temperature regulating materials powered by 37.5 Technology work by absorbing the infrared (IR) energy your body naturally emits, which energizes our active particles to speed evaporation and remove humidity next to your skin.
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