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Thermal Underwear Base Layers are the first layer of clothing you wear to maintain a warm and dry micro-climate next to the skin. Thermal underwear base layers can also act as compression aids in muscle recovery.
Sub Zero Factor 1 and Factor 1 Plus are one of the most technical thermal underwear base layer ranges currently available on the market. Their excellent wicking and thermal properties make these garments ideal as a first layer for all outdoor sports.
If your budget is limited or you are buying a thermal underwear base layer for the first time then the Sub Zero budget thermal underwear base layer range may be what you are after. These thermals are manufactured to the same high standards as the rest of the Sub Zero range.
Click on an images below to see the full range
