UA Base 2.0 is built for cold weather and high activity levels. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

• UA Base™ 2.0 Active Baselayer is lightweight, flexible & breathable for high activity in cool conditions
• 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
• Performance elastic waistband
• Fitted: Streamlined fit that’s not too tight or too loose.
• Style #: 1382133
• Working fly
• Inseam: 30.5"
• Pockets: No
• 71% Polyester/29% Elastarell
• Imported