Men's Short Sleeve Shirts | Under Armour Canada

New Arrivals
- Men
- Women
- Kids
- Shoes
Featured
Gift Guide
Winter Sports

Featured
- New Arrivals
- Après Ski
- Everyday Essentials
- Back to Gym
- Hoodie SZN
- Gear That Keeps You Warm
- Plus Size
- Short & Tall
- Extra 30% Off Outlet
Shop by Category
Shop by Sport
Shop by Collection
Accessories
- Backpacks & Bags
- Beanies & Cold Weather Gear
- Crossbody & Waist Bags
- Hats & Visors
- Headbands & Scrunchies
- Lunch Boxes
- Socks
- Sport Gloves
- Sunglasses
- Water Bottles & Coolers

Featured
Boys
- Accessories
  - Backpacks & Bags
  - Beanies & Cold Weather Gear
  - Equipment
  - Lunch Boxes & Mini Coolers
  - Socks
  - Sport Gloves
  - Sunglasses
  - Water Bottles & Coolers
- Baselayer
- Hoodies & Sweatshirts
- Jackets & Vests
- One Piece & Sets
- Pants & Leggings
  - Athletic Pants, Sweatpants & Joggers
  - Leggings
- Shirts & Tops
  - Graphic T-shirts
  - Hoodies & Sweatshirts
  - Long Sleeves
  - Polo Shirts
  - Short Sleeves
  - Tank Tops & Sleeveless
- Shoes
  - Baseball
  - Basketball
  - Football
  - Running & Training
  - Sandals & Slides
  - Sportswear
- Shorts
- Underwear
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
Shop by Sport
Shop by Size
- Big Kids (8-20)
- Little Kids (4-7)
- Toddler (2T - 4T)
- Infant (12M - 24M)
- Newborn (0M - 9M)