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UP TO 40% OFF UA OUTLET. MOTIVATED YET? ENDS TOMORROW!
UP TO 40% OFF UA OUTLET.
MOTIVATED YET? ENDS TOMORROW!

Boys’ Long Sleeve Shirts

31 Results
  • New Arrival  Boys' UA Tech™ Textured Crew  3 Colors $34.99
    3 Colors
    UA Tech™ Textured
    Boys’ Graphic T-Shirt

    $34.99 CDN

  • New Arrival  Boys' UA Heater ¾ Sleeve T-Shirt  2 Colors $34.99
    2 Colors
    UA Heater ¾ Sleeve
    Boys’ Baseball Long Sleeve Shirt

    $34.99 CDN

  • New Arrival  Boys' UA Base™ Extreme Long Sleeve  1 Color $64.99
    1 Color
    UA Base™ Extreme
    Boys’ Hunting Long Sleeve Shirt

    $64.99 CDN

  • New Arrival  Boys' UA Threadborne™ ¼ Zip  5 Colors $39.99
    5 Colors
    UA Threadborne™ ¼ Zip
    Boys’ Long Sleeve Shirt

    $39.99 CDN

  • New Arrival  Kids' UA Threadborne Wall Goalkeeper Jersey  2 Colors $44.99
    2 Colors
    UA Threadborne Wall Goalkeeper Jersey
    Boys’ Soccer Long Sleeve Shirt

    $44.99 CDN

  •  Boys' UA Uniform Long Sleeve Polo  2 Colors $46.99
    2 Colors
    UA Uniform Long Sleeve Polo
    Boys’ Long Sleeve Shirt

    $46.99 CDN

    1
  •  Boys' UA Threadborne™ Hoodie  4 Colors $39.99
    4 Colors
    UA Threadborne™
    Boys’ Hoodie

    $39.99 CDN

  •  Boys' SC30 4 ¼ Crew  1 Color $44.99
    1 Color
    SC30 4 ¼ Crew
    Boys’ Basketball Long Sleeve Shirt

    $44.99 CDN

  •  Boys' ColdGear® Infrared Long Sleeve  2 Colors $39.99
    2 Colors
    ColdGear® Infrared
    Boys’ Long Sleeve Shirt

    $39.99 CDN

  •  Boys' UA Crossbar Logo Long Sleeve T-Shirt  2 Colors $29.99
    2 Colors
    UA Crossbar Logo
    Boys’ Long Sleeve Shirt

    $29.99 CDN

    1
  •  Boys' UA Hybrid Big Logo Long Sleeve T-Shirt  3 Colors $34.99
    3 Colors
    UA Hybrid Big Logo
    Boys’ Short Sleeve Shirt

    $34.99 CDN

  •  Boys' UA Big Logo Long Sleeve T-Shirt  6 Colors $29.99
    6 Colors
    UA Big Logo
    Boys’ Graphic T-Shirt

    $29.99 CDN

  •  Boys' HeatGear® Armour Printed Long Sleeve  4 Colors $39.99
    4 Colors
    HeatGear® Armour Printed
    Boys’ Long Sleeve Shirt

    $39.99 CDN

  •  Boys' UA Phenom ¼ Zip  6 Colors $64.99
    6 Colors
    UA Phenom ¼ Zip
    Boys’ Hoodie

    $64.99 CDN

  •  Boys' UA Select Shooting Shirt  2 Colors $39.99
    2 Colors
    UA Select Shooting Shirt
    Boys’ Basketball Long Sleeve Shirt

    $39.99 CDN

  •  Boys' UA Threadborne™ Long Sleeve Polo  2 Colors $44.99
    2 Colors
    UA Threadborne™
    Boys’ Golf Long Sleeve Shirt

    $44.99 CDN

  • 6 Colors
    HeatGear® Armour
    Boys’ Short Sleeve Shirt

    $27.99 CDN

    1
  • 6 Colors
    HeatGear® Armour
    Boys’ Long Sleeve Shirt

    $34.99 CDN

    1
  • 5 Colors
    UA Tech™
    Boys’ Long Sleeve Shirt

    $49.99 CDN

  • 7 Colors
    UA Locker
    Boys’ Long Sleeve Shirt

    $29.99 CDN

    1
  • 2 Colors
    UA Purestrike Grippy Fitted
    Boys’ Long Sleeve Shirt

    $64.99 CDN

  • 4 Colors
    Under Armour® Alter Ego Marvel Fitted Baselayer
    Boys’ Short Sleeve Shirt

    $39.99 CDN

    3
  • 3 Colors
    UA Storm SweaterFleece ¼ Zip
    Boys’ Long Sleeve Shirt

    $64.99 CDN

    1
  • 3 Colors
    UA Expanse ¼ Zip
    Boys’ Long Sleeve Shirt

    $59.99 CDN

    2
  • 1 Color
    UA Base™ 2.0 Crew
    Boys’ Long Sleeve Shirt

    $49.99 CDN

  • 1 Color
    ColdGear® Armour Crew
    Boys’ Long Sleeve Shirt

    $25.31 CDN$44.99 CDN

    1
  • 1 Color
    UA HeatGear® Armour
    Boys’ Long Sleeve Shirt

    $20.24 CDN$34.99 CDN

    6
  • 1 Color
    UA Scent Control Tech™
    Boys’ Long Sleeve Shirt

    $18.74 CDN$44.99 CDN

  • 1 Color
    UA Match Play
    Boys’ Polo Shirt

    $25.49 CDN$44.99 CDN

    7
  • 1 Color
    UA ColdGear® Armour
    Boys’ Long Sleeve Shirt

    $33.74 CDN$59.99 CDN

  • 1 Color
    Boys’ UA Horizontal Goalkeeper Jersey
    Boys’ Long Sleeve Shirt

    $15.18 CDN$34.99 CDN

    2
  • Another Layer, Another Level.
    It's all about the baselayers. UA boys long sleeve t-shirts & ¼ zips take it to a new level. Lightweight & comfortable, they wick sweat & dry fast so you always stay warm when you're hard at work.