The Under Armour Base Layer 2.0 Crew is the lightweight, flexible, breathable layer you need for any outdoor pursuit. The soft brushed interior uses a grid pattern to trap air next to your body to keep you warmer. It's also fast drying and sweat wicking so you stay dry and warm if you work up a sweat. 91% polyester, 9% elastane offers improved stretch and a softer, smoother hand feel Lightweight, flexible and breathable Odor control technology effectively neutralizes odor Soft, brushed grid interior traps air managing your body's microclimate Material wicks sweat and dries really fast 4-way stretch material moves better in every direction Order today!