Baselayer

UA Base 4.0 Extreme Baselayer is our warmest yet, delivering extreme warmth in the extreme cold UA Scent Control Technology to keep you undetected in all pursuits Soft, brushed grid interior traps air, managing your body's microclimate to keep you warm & comfortable Material wicks sweat & dries really fast 4-way stretch material moves better in every direction 1/4 zip front allows you to dump excess heat quickly & efficiently

UA Base 4.0 Extreme Baselayer is our warmest yet, delivering extreme warmth in the extreme cold UA Scent Control Technology to keep you undetected in all pursuits Soft, brushed grid interior traps air, managing your body's microclimate to keep you warm & comfortable Material wicks sweat & dries really fast 4-way stretch material moves better in every direction Generous 1/2 zip front makes for easy layering