UA Baselayer

48 Results
Sort By
Newest
Highest Rated
Best Selling
$-$$$
$$$-$
Sort By
Filters
Sort By
48 Results
  • quickview
    Men's Under Armour® Alter Ego Compression Shirt
    5 Colors
    Under Armour® Alter Ego Compression Shirt
    Men’s Short Sleeve T-Shirt

    $49.99 CDN

    197
  • New Arrival
    quickview
    Men's UA HeatGear® Armour Long Sleeve Compression Shirt
    12 Colors
    UA HeatGear® Armour Compression Shirt
    Men’s Long Sleeve

    $39.99 CDN

    10
  • New Arrival
    quickview
    Men's UA HeatGear® Armour Short Sleeve Compression Shirt
    12 Colors
    UA HeatGear® Armour Compression Shirt
    Men’s Short Sleeve T-Shirt

    $29.99 CDN

    19
  • quickview
    Women’s UA HeatGear® Armour Short Sleeve
    1 Color
    UA HeatGear® Armour
    Women’s Short Sleeve T-Shirt

    $32.99 CDN

    7
  • quickview
    Men's UA ColdGear® Armour Compression Mock
    13 Colors
    UA ColdGear® Armour Compression Mock
    Men’s Long Sleeve

    $59.99 CDN

    11
  • New Arrival
    quickview
    Men's UA HeatGear® Armour Printed Long Sleeve Compression Shirt
    1 Color
    UA HeatGear® Armour Printed Compression Shirt
    Men’s Long Sleeve

    $44.99 CDN

    6
  • quickview
    Women’s ColdGear® Fitted Long Sleeve Mock
    5 Colors
    UA ColdGear® Fitted Mock
    Women’s Running Long Sleeve

    $59.99 CDN

    90
  • New Arrival
    quickview
    Men's UA HeatGear® Armour Printed Short Sleeve Compression Shirt
    2 Colors
    UA HeatGear® Armour Printed Compression Shirt
    Men’s Short Sleeve T-Shirt

    $34.99 CDN

    9
  • quickview
    Boys’ UA ColdGear® Armour Fitted Mock
    2 Colors
    UA ColdGear® Armour
    Boys’ Long Sleeve

    $44.99 CDN

    1
  • quickview
    Boys’ UA Super Hero Fitted Shirt
    4 Colors
    Boys’ UA Super Hero Fitted Shirt
    Boys’ Football Short Sleeve T-Shirt

    $39.99 CDN

    16
  • New Arrival
    quickview
    Women’s UA HeatGear® Armour Short Sleeve
    4 Colors
    UA HeatGear® Armour
    Women’s Short Sleeve T-Shirt

    $29.99 CDN

    6
  • New Arrival
    quickview
    Women’s UA HeatGear® Armour Long Sleeve
    3 Colors
    UA HeatGear® Armour
    Women’s Long Sleeve

    $34.99 CDN

    11
  • New Arrival
    quickview
    Boys’ UA HeatGear® Armour Long Sleeve Fitted Shirt
    6 Colors
    UA HeatGear® Armour
    Boys’ Long Sleeve

    $34.99 CDN

  • New Arrival
    quickview
    Women’s UA ColdGear® Long Sleeve
    6 Colors
    UA ColdGear®
    Women’s

    $59.99 CDN

  • quickview
    Men's UA ColdGear® Armour Compression Crew
    6 Colors
    UA ColdGear® Armour Compression Crew
    Men’s Long Sleeve

    $59.99 CDN

    7
  • quickview
    Boys’ UA HeatGear® Armour Up Long Sleeve Fitted Shirt
    2 Colors
    UA HeatGear® Armour Up
    Boys’ Long Sleeve

    $39.99 CDN

  • quickview
    Boys’ UA ColdGear® Armour Fitted Crew
    2 Colors
    UA ColdGear® Armour
    Boys’ Long Sleeve

    $44.99 CDN

    2
  • New Arrival
    quickview
    Boys’ UA HeatGear® Armour Short Sleeve Fitted Shirt
    7 Colors
    UA HeatGear® Armour
    Boys’ Short Sleeve T-Shirt

    $27.99 CDN

  • quickview
    Boys’ UA HeatGear® Armour Up Short Sleeve Fitted Shirt
    1 Color
    UA HeatGear® Armour Up
    Boys’ Short Sleeve T-Shirt

    $29.99 CDN

  • New Arrival
    quickview
    Men's Star Wars UA Vader Compression Shirt
    1 Color
    Star Wars UA Vader Compression Shirt
    Men’s Short Sleeve T-Shirt

    $69.99 CDN

    3
  • New Arrival
    quickview
    Men's Star Wars UA Trooper Compression Shirt
    1 Color
    Star Wars UA Trooper Compression Shirt
    Men’s Short Sleeve T-Shirt

    $69.99 CDN

    2
  • quickview
    Men’s Gameday Armour® Top
    1 Color
    Gameday Armour® Top
    Men’s Football Short Sleeve T-Shirt

    $79.99 CDN

  • New Arrival
    quickview
    Men's UA ColdGear® Armour Jacquard Compression Crew
    3 Colors
    UA ColdGear® Armour Jacquard Compression Crew
    Men’s

    $69.99 CDN

  • quickview
    Men’s Under Armour® Alter Ego Short Sleeve Compression Shirt
    1 Color
    UA Superman
    Men’s Short Sleeve T-Shirt

    $69.99 CDN$41.99 CDN

    91
  • quickview
    Women’s UA HeatGear® Armour Short Sleeve
    6 Colors
    UA HeatGear® Armour
    Women’s Short Sleeve T-Shirt

    $32.99 CDN$24.99 CDN

    7
  • quickview
    Men's UA ColdGear® Armour Compression Mock
    2 Colors
    UA ColdGear® Armour Compression Mock
    Men’s Long Sleeve

    $59.99 CDN$44.99 CDN

    11
  • quickview
    Men's UA HeatGear® Armour Printed Long Sleeve Compression Shirt
    5 Colors
    UA HeatGear® Armour Printed Compression Shirt
    Men’s Long Sleeve

    $44.99 CDN$33.99 CDN

    6
  • quickview
    Men's UA HeatGear® Armour Printed Short Sleeve Compression Shirt
    4 Colors
    UA HeatGear® Armour Printed Compression Shirt
    Men’s Short Sleeve T-Shirt

    $34.99 CDN$26.99 CDN

    9
  • quickview
    Boys’ UA ColdGear® Armour Fitted Mock
    7 Colors
    UA ColdGear® Armour
    Boys’ Long Sleeve

    $44.99 CDN$33.99 CDN

    1
  • quickview
    Men’s HeatGear® Sonic Compression Long Sleeve
    3 Colors
    Men’s HeatGear® Sonic Compression Long Sleeve

    $44.99 CDN$26.99 CDN - $33.99 CDN

    33
  • quickview
    Women’s UA HeatGear® Armour Short Sleeve
    1 Color
    UA HeatGear® Armour
    Women’s Short Sleeve T-Shirt

    $29.99 CDN$22.99 CDN

    6
  • quickview
    Women’s UA HeatGear® Armour Long Sleeve
    3 Colors
    UA HeatGear® Armour
    Women’s Long Sleeve

    $37.99 CDN$28.99 CDN

    2
  • quickview
    Men’s UA HeatGear® ArmourVent™ Short Sleeve Compression Shirt
    4 Colors
    UA HeatGear® ArmourVent™
    Men’s Short Sleeve T-Shirt

    $49.99 CDN$29.99 CDN - $37.99 CDN

    11
  • quickview
    Men’s UA ColdGear® Armour Twist Compression Crew
    5 Colors
    UA ColdGear® Armour Twist Crew
    Men’s Long Sleeve

    $69.99 CDN$41.99 CDN

    1
  • quickview
    Men’s UA ColdGear® Armour® Stretch Mock
    2 Colors
    UA ColdGear® Armour® Stretch
    Men’s Long Sleeve

    $79.99 CDN$59.99 CDN

  • quickview
    Men’s UA ColdGear® Evo Fitted Mock
    1 Color
    UA ColdGear® Evo Fitted Mock
    Men’s Long Sleeve

    $59.99 CDN$35.99 CDN

    17
  • quickview
    Boys’ UA HeatGear® Armour Long Sleeve Fitted Shirt
    1 Color
    UA HeatGear® Armour
    Boys’ Long Sleeve

    $34.99 CDN$26.99 CDN

  • quickview
    Men's UA ColdGear® Armour Compression Crew
    2 Colors
    UA ColdGear® Armour Compression Crew
    Men’s Long Sleeve

    $59.99 CDN

    7
  • quickview
    Men’s UA HeatGear® Armour Printed Sleeveless Compression Shirt
    1 Color
    UA HeatGear® Armour Printed
    Men’s Tank

    $34.99 CDN$26.99 CDN

    4
  • quickview
    Girls' UA ColdGear® Long Sleeve
    1 Color
    UA ColdGear®
    Girls’ Long Sleeve

    $44.99 CDN$33.99 CDN

    1
  • quickview
    Women’s UA ColdGear® Printed Mock
    1 Color
    UA ColdGear® Printed Mock
    Women’s Long Sleeve

    $64.99 CDN$48.99 CDN

    2
  • quickview
    Men’s UA HeatGear® Armour Exo Short Sleeve Compression Shirt
    2 Colors
    UA HeatGear® Armour Exo
    Men’s Short Sleeve T-Shirt

    $39.99 CDN$29.99 CDN

    5
  • quickview
    Girls’ UA ColdGear® Infrared Crew
    1 Color
    Girls’ UA ColdGear® Infrared Crew

    $44.99 CDN$26.99 CDN

  • quickview
    Men’s UA ColdGear® Infrared Armour Compression Crew
    2 Colors
    UA ColdGear® Infrared Armour Crew
    Men’s Long Sleeve

    $89.99 CDN$53.99 CDN

    1
  • quickview
    Men’s Under Armour® Alter Ego Batman Compression Shirt
    1 Color
    Under Armour® Alter Ego Batman
    Men’s Short Sleeve T-Shirt

    $49.99 CDN$37.99 CDN

  • quickview
    Men’s UA HeatGear® Armour Exo Long Sleeve Compression Shirt
    1 Color
    UA HeatGear® Armour Exo
    Men’s Long Sleeve

    $44.99 CDN$33.99 CDN

  • quickview
    Men’s UA Combine® Training HeatGear® Armour Short Sleeve Compression Shirt
    1 Color
    UA Combine® Training HeatGear® Armour
    Men’s Short Sleeve T-Shirt

    $49.99 CDN$37.99 CDN

    1
  • quickview
    Men’s Under Armour® Alter Ego Superman Compression Shirt
    1 Color
    Under Armour® Alter Ego Superman
    Men’s Short Sleeve T-Shirt

    $49.99 CDN$37.99 CDN