Boys Kids' Shop by Size for Training | Under Armour Canada

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Spring Sports

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- New Arrivals
- Baseball Spring Training
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- Back to Gym
- Big & Tall
Shop by Category
- Baselayer
- Hoodies & Sweatshirts
- Jackets & Vests
  - Jackets
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- Joggers & Sweatpants
- Matching Sets
- Pants & Leggings
- Shirts & Tops
  - Graphic T-Shirts
  - Hoodies & Sweatshirts
  - Long Sleeves
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  - Tank Tops & Sleeveless
- Shoes
- Shorts
- Underwear & Undershirts
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Shop by Collection
- UA Halo
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- HeatGear®: Keeps You Cool
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Accessories

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- New Arrivals
- Tween Shop
- Dugout Staples
- Back to Gym Class
- Dress to Impress
- Hoodie SZN
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Boys
Girls
- Accessories
  - Backpacks & Bags
  - Beanies & Cold Weather Gear
  - Equipment
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  - 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
Shop by Sport
- Hockey
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Shop by Size
- Big Kids (8-20)
- Little Kids (4-7)
- Infant (12M - 24M)
- Newborn (0M - 9M)