UA Men's Baselayer for Outdoor or Baseball | Under Armour

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Boys
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Girls
- Accessories
- Baselayer
- Dresses & Skorts
- Hoodies & Sweatshirts
- Jackets
  - Jackets
  - Vests
- One Piece & Sets
- Pants & Leggings
  - Athletic Pants, Sweatpants & Joggers
  - Leggings
- Shirts & Tops
  - Graphic T-shirts
  - Hoodies & Sweatshirts
  - Long Sleeves
  - Polo Shirts
  - Short Sleeves
  - Tank Tops & Sleeveless
- Shoes
  - Basketball
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Shop by Sport
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Shop by Size
- Big Kids (8-20)
- Little Kids (4-7)
- Toddler (2T - 4T)
- Infant (12M - 24M)
- Newborn (0M - 9M)

Featured
- New Arrivals
- Spring Stock-Up Event
- UA Phantom Fore
- UA Echo
- Bryce Harper Collection
- Footwear Under $100
Shop by Category
- Sandals & Slides
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- Military & Tactical
- Track & Field
- Training
Shop by Collection
- UA SlipSpeed™
- Curry Brand
- UA Infinite
- UA Phantom
- Project Rock
- Curry Brand Fox 1

Featured
- Athletic Clothing Under $25
- Shoes Under $75
Men
- Accessories
- Jackets & Vests
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
Women
Boys
Girls
- Accessories
- Jackets
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
- Sports Bras

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