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Under Armour UA Base 2.0 Baselayer LeggingSTYLE # 1239726
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. The unique negative grid traps monster warmth without adding excess weight and the smooth exterior allows easy layering. 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.