HEATTECH
A light, thin base layer that keeps you warm.
Available Styles
HEATTECH Extra Warm
Approximately 1.5 times* warmer.
*Calculated based on the CLO value that measures heat resistance of clothing. Compared to regular HEATTECH.
Available Styles
HEATTECH Ultra Warm
Approximately 2.25 times* warmer.
*Calculated based on the CLO value that measures heat resistance of clothing. Compared to regular HEATTECH.
Available Styles
