Boys Trending Now - Clothing for Training | Under Armour

New Arrivals
- Men
- Women
- Kids
- Shoes
Featured
Gift Guide
Spring Sports
- Softball
- Flag Football
- Baseball
- Basketball
- Fishing
- Golf
- Pickleball & Tennis
- Running
- Soccer

Featured
Shop by Category
Shop by Sport
- Baseball
- Basketball
- Fishing
- Flag Football
- Football
- Golf
- Hiking & Outdoor
- Military & Tactical
- Running
- Soccer
- Training
Shop by Collection
- UA Halo
- UA Unstoppable
- UA Vanish
- Curry Brand
- HeatGear®: Keeps You Cool
- ColdGear®: Keeps You Warm
- UA Icon
- Project Rock
- UA Freedom
- College Fan Gear
Accessories
- Backpacks & Bags
- Beanies & Cold Weather Gear
- Belts
- Hats & Visors
- Lunch Boxes
- Socks
- Sports Equipment
- Sport Gloves
- Sunglasses
- Water Bottles & Coolers

Featured
Boys
Girls
- Accessories
  - Backpacks & Bags
  - Beanies & Cold Weather Gear
  - Equipment
  - Hats & Headbands
  - Lunch Boxes
  - Socks
  - Sport Gloves
  - Sunglasses
  - Water Bottles & Coolers
- Baselayer
- Hoodies & Sweatshirts
- Jackets
- Pants & Leggings
  - Athletic Pants, Sweatpants & Joggers
  - Leggings
- Shirts & Tops
  - Graphic T-shirts
  - Hoodies & Sweatshirts
  - Long Sleeves
  - Short Sleeves
  - Tank Tops & Sleeveless
- Shoes
  - Basketball
  - Running & Training
  - Sandals & Slides
  - Softball
  - Sportswear
- Shorts
- Sports Bras
Shop by Sport
- Hockey
- Baseball
- Basketball
- Flag Football
- Football
- Golf
- Softball
- Soccer
- Volleyball
Shop by Size

Featured
Shop by Category
Shop by Gender
Shop by Sport
Shop by Collection
- Bryce Harper
- UA Velociti
- UA Charged+
- UA Halo
- UA SlipSpeed™
- Curry Brand
- D. Fox 2
- Project Rock