Boys UA Collections - Loose Fit | Under Armour

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- Baselayer
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- Curry Brand
- UA Unstoppable
- HeatGear®: Keeps You Cool
- UA Vanish: Performance Apparel
- Project Rock
- ColdGear®: Keeps You Warm
- UA Freedom
- College Fan Gear
Accessories
- Backpacks & Bags
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- Men's Shoes
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Shop by Sport
- Baseball
- Basketball
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- Football
- Golf
- Hiking & Hunting
- Lacrosse
- Running
- Soccer
- Military & Tactical
- Track & Field
- Training
Shop by Collection
- UA SlipSpeed™
- Curry Brand
- UA Infinite
- UA Phantom
- Project Rock
- Curry Brand Fox 1
- Bryce Harper Collection

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Shop by Age
- High School / College (Ages 14-18)
- Middle School (Ages 11-13)
- Pre-School / Elementary (Ages 4-10)