Meet the all-new UA Base™—delivering the same trusted warmth without the bulk—now softer and smoother than ever for unmatched comfort on every adventure.
UA Base™ 4.0 Extreme Baselayer is our warmest yet, delivering extreme warmth in the extreme cold Material wicks sweat & dries really fast 4-way stretch material moves better in every direction Updated fabric with improved stretch is softer & smoother for maximum comfort and easier layering Dropped, shaped hem Raglan sleeves Odor control technology minimizes odor
Fit Tight Relaxed Fit Comparison Tight Snug & form-fitting without the squeeze of compression. Fitted Close to the body for a streamlined look & feel. Regular Classic, right-down-the-middle fit: not too tight, not too loose. Relaxed Generous, loose fit with plenty of room to move. See Size & Fit Guide
Style #: 6006135 Imported 93% Polyester/7% Elastane
| Color |
Black |
|---|---|
| Size |
YXS, YSM, YMD, YLG, YXL |

