Boys Extended Sizes - Clothing in White for Baseball | Under Armour

Featured
- New Arrivals
- Fall Savings Event
- Hoodie SZN
- Compression Shop
- We Are Football
- Plus Size
- Short & Tall
Shop by Category
- Baselayer
- Hoodies & Sweatshirts
- Jackets & Vests
  - Jackets
  - Vests
- Leggings
- Matching Sets
- Shirts & Tops
  - Crop Tops
  - Graphic T-shirts
  - Hoodies & Sweatshirts
  - Long Sleeves
  - Polo Shirts
  - Short Sleeves
  - Tank Tops & Sleeveless
- Shoes
  - Basketball
  - Fishing
  - Hiking & Hunting
  - Lacrosse
  - Military & Tactical
  - Running
  - Sandals & Slides
  - Soccer
  - Softball
  - Sportswear
  - Training
  - Volleyball
- Shorts
- Sports Bras
- Sweatpants & Joggers
- Underwear
Shop by Sport
Shop by Collection
- UA Halo
- UA Meridian
- UA Unstoppable
- UA Vanish
- HeatGear®: Keeps You Cool
- ColdGear®: Keeps You Warm
- UA Icon
- Project Rock
- UA Freedom
- College Fan Gear
Accessories

Featured
- New Arrivals
- Tween Shop
- ColdGear®: Keeps You Warm
- UA Unstoppable
- Hoodie SZN
- Graphics Shop
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
- One Piece & Sets
- 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
Shop by Size
- Big Kids (8-20)
- Little Kids (4-7)
- Toddler (2T - 4T)
- Infant (12M - 24M)
- Newborn (0M - 9M)