Boys Shop by Age - Loose Fit Sets for Training | Under Armour

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- Baselayer
- Hoodies & Sweatshirts
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  - Jackets
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  - Casual Pants
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  - Leggings
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Shop by Sport
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- Curry Brand
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Accessories
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Boys
Girls
- Accessories
- Baselayer
- Dresses & Skorts
- Hoodies & Sweatshirts
- Jackets
- One Piece & Sets
- Pants & Leggings
  - Athletic Pants, Sweatpants & Joggers
  - Leggings
- Shirts & Tops
- Shoes
  - Basketball
  - Running & Training
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Shop by Sport
- Hockey
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Shop by Size
- Big Kids (8-20)
- Little Kids (4-7)
- Toddler (2T - 4T)
- Infant (12M - 24M)
- Newborn (0M - 9M)

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Shop by Gender
- Men's Shoes
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Shop by Sport
Shop by Collection
- UA SlipSpeed™
- Curry Brand
- UA Infinite
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- Project Rock
- Curry Brand Fox 1
- Bryce Harper Collection

Men
Women
Kids
Shoes

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- Trending: Compression Shop
- First Day 'Fits
- No Weigh Backpack
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- Student Discount
Essentials
- 25% off Backpacks
- Graphic T's
- Sportswear
- Hoodies & Sweatshirts
- Shoes Under $100
- Duffle Bags
- Lunch Boxes
- Water Bottles
Shop by Gender
- Men's
- Women's
- Boys'
- Girls'
Shop by Age
- High School / College (Ages 14-18)
- Middle School (Ages 11-13)
- Pre-School / Elementary (Ages 4-10)

Featured
Men
- Accessories
- Jackets & Vests
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
- Underwear
Women
- Accessories
- Jackets & Vests
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
- Sports Bras
Boys
- Accessories
- Jackets & Vests
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
Girls
- Accessories
- Jackets
- Pants & Leggings
- Shirts & Tops
- Shoes
- Shorts
- Sports Bras