Item #: 331173226
These aren't your grandpa's long underwear. UA took the thermal and rebuilt it to work for athletes that take their game off-road. UA Base™ 2.0 is one of the most versatile thermals, built for any outdoor athlete. From running to hunting, the hill to the field, it has you covered with lightweight warmth.
Features:
- UA Base 2.0 is highly versatile mid-weight protection for colder conditions and a variety of activity levels
- Soft, brushed negative grid interior traps hot air, providing superior warmth
- 4-Way Stretch fabrication improves range of motion, dries faster and maintains shape
- Signature Moisture Transport System keeps you warm, dry, and comfortable
- Anti-Odor technology prevents the growth of odor causing microbes
- Smooth, chafe-free flatlock seam construction
- Working fly
Specifications:
- 4.7 oz. Polyester/Elastane








