Armour® Baselayer

149 Results
Sort By
Newest
Highest Rated
Best Selling
$-$$$
$$$-$
Sort By
  • New Arrival
    quickview
    Women’s ColdGear® Cozy ½ Zip
    10 Colors
    UA ColdGear® Cozy ½ Zip
    Women’s Long Sleeve

    $59.99

    FREE SHIPPING18
  • New Arrival
    quickview
    Boys’ UA HeatGear® Armour Short Sleeve Fitted Shirt
    8 Colors
    UA HeatGear® Armour
    Boys’ Short Sleeve T-Shirt

    $22.99

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

    $22.99$17.99

  • quickview
    Men’s Under Armour® Alter Ego Short Sleeve Compression Shirt
    5 Colors
    Under Armour® Alter Ego
    Men’s Short Sleeve T-Shirt

    $44.99

    193
  • quickview
    Women’s ColdGear® Fitted Long Sleeve Mock
    5 Colors
    UA ColdGear® Fitted Mock
    Women’s Running Long Sleeve

    $49.99

    FREE SHIPPING85
  • quickview
    Men’s Tactical HeatGear® Compression V-Neck T-Shirt
    2 Colors
    UA Tactical HeatGear® Compression V-Neck
    Men’s Tactical Short Sleeve T-Shirt

    $24.99

    58
  • quickview
    Men’s Under Armour® Alter Ego Short Sleeve Compression Shirt
    1 Color
    Under Armour® Alter Ego
    Men’s Short Sleeve T-Shirt

    $59.99

    90
  • quickview
    Women’s ColdGear® Cozy Crew
    4 Colors
    UA ColdGear® Cozy Crew
    Women’s Long Sleeve

    $49.99

    FREE SHIPPING18
  • quickview
    Men’s UA HeatGear® Armour Long Sleeve Compression Shirt
    18 Colors
    UA HeatGear® Armour
    Men’s Long Sleeve

    $25.99 - $34.99

    9
  • quickview
    Men’s Tactical HeatGear® Compression Short Sleeve T-Shirt
    3 Colors
    UA Tactical HeatGear® Compression
    Men’s Tactical Short Sleeve T-Shirt

    $24.99

    51
  • quickview
    Women’s ColdGear® Fitted Long Sleeve Crew
    3 Colors
    UA ColdGear® Fitted Crew
    Women’s Long Sleeve

    $49.99

    FREE SHIPPING48
  • quickview
    Men’s UA ColdGear® Armour Compression Crew
    6 Colors
    UA ColdGear® Armour Crew
    Men’s Long Sleeve

    $49.99

    FREE SHIPPING6
  • quickview
    Boys’ UA ColdGear® Armour Fitted Mock
    12 Colors
    UA ColdGear® Armour
    Boys’ Long Sleeve

    $39.99

    FREE SHIPPING1
  • quickview
    Men’s UA HeatGear® Armour Printed Long Sleeve Compression Shirt
    4 Colors
    UA HeatGear® Armour Printed
    Men’s Long Sleeve

    $39.99

    5
  • quickview
    Boys’ Under Armour® Alter Ego Fitted Shirt
    5 Colors
    Under Armour® Alter Ego
    Boys’ Short Sleeve T-Shirt

    $34.99

    16
  • quickview
    Women’s UA HeatGear® Armour Long Sleeve
    9 Colors
    UA HeatGear® Armour
    Women’s Long Sleeve

    $19.99 - $32.99

    1
  • quickview
    Men’s UA HeatGear® Armour Printed Sleeveless Compression Shirt
    3 Colors
    UA HeatGear® Armour Printed
    Men’s Tank

    $29.99

    4
  • quickview
    Women’s UA ColdGear® Cozy Printed ½ Zip
    8 Colors
    UA ColdGear® Cozy ½ Zip -Printed
    Women’s Long Sleeve

    $64.99

    FREE SHIPPING5
  • quickview
    Girls’ ColdGear® Fitted Long Sleeve Mock
    2 Colors
    UA ColdGear® Fitted Long Sleeve Mock
    Girls’ Long Sleeve

    $23.99 - $39.99

    FREE SHIPPING2
  • quickview
    Women’s UA HeatGear® Armour Long Sleeve
    4 Colors
    UA HeatGear® Armour
    Women’s Long Sleeve

    $29.99

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

    $59.99

    FREE SHIPPING1
  • quickview
    Boys’ UA ColdGear® Armour Fitted Crew
    7 Colors
    UA ColdGear® Armour
    Boys’ Long Sleeve

    $39.99

    FREE SHIPPING1
  • quickview
    Men’s Star Wars UA Trooper Compression Shirt
    1 Color
    Star Wars UA Trooper Compression
    Men’s Short Sleeve T-Shirt

    $59.99

    1
  • quickview
    Men’s UA ColdGear® Infrared Armour Compression Crew
    1 Color
    UA ColdGear® Infrared Armour Crew
    Men’s Long Sleeve

    $79.99

    FREE SHIPPING1
  • quickview
    Women’s ColdGear® Infrared EVO Hoodie
    1 Color
    ColdGear® Infrared EVO
    Women’s Long Sleeve

    $64.99

    FREE SHIPPING8
  • quickview
    Men’s UA ColdGear® Infrared Fitted Mock
    1 Color
    UA ColdGear® Infrared Fitted Mock
    Men’s Ski/Snowboarding

    $54.99

    FREE SHIPPING
  • quickview
    Men’s UA HeatGear® Armour Compression Tank
    5 Colors
    UA HeatGear® Armour
    Men’s Tank

    $24.99

  • quickview
    Girls' UA HeatGear® Armour Long Sleeve
    4 Colors
    UA HeatGear® Armour
    Girls’ Long Sleeve

    $29.99

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

    $54.99$41.24

    FREE SHIPPING1
  • quickview
    Women’s UA HeatGear® Armour Short Sleeve
    5 Colors
    UA HeatGear® Armour
    Women’s Short Sleeve T-Shirt

    $24.99

    3
  • quickview
    Women’s ColdGear® Infrared Tactical Mock
    3 Colors
    ColdGear® Infrared Tactical Mock
    Women’s Tactical Long Sleeve

    $54.99

    FREE SHIPPING9
  • quickview
    Women’s ColdGear® Infrared Tactical Crew
    3 Colors
    ColdGear® Infrared Tactical Crew
    Women’s Tactical Long Sleeve

    $54.99

    FREE SHIPPING2
  • quickview
    Boys’ Star Wars Darth Vader UA Compression Shirt
    1 Color
    Star Wars Darth Vader UA Compression
    Boys’

    $39.99

  • quickview
    Women’s Under Armour® Alter Ego HeatGear® Sonic Shimmer Supergirl T-Shirt
    1 Color
    Under Armour® Alter Ego Supergirl - Shimmer
    Women’s Short Sleeve T-Shirt

    $44.99

  • quickview
    Women’s UA ColdGear® ½ Zip Hoodie
    1 Color
    UA ColdGear® ½ Zip
    Women’s Long Sleeve

    $89.99

    FREE SHIPPING
  • quickview
    Girls' UA ColdGear® Long Sleeve
    9 Colors
    UA ColdGear®
    Girls’ Long Sleeve

    $39.99

    FREE SHIPPING1
  • quickview
    Men’s UA ColdGear® Armour Graphic Compression Crew
    2 Colors
    UA ColdGear® Armour Graphic Crew
    Men’s Long Sleeve

    $59.99

    FREE SHIPPING2
  • quickview
    Women’s UA Base™ 2.0 Crew
    1 Color
    UA Base™ 2.0 Crew
    Women’s Hunting Long Sleeve

    $54.99

    FREE SHIPPING5
  • quickview
    Women’s UA ColdGear® Sublimated Cozy ½ Zip
    2 Colors
    UA ColdGear® Sublimated Cozy ½ Zip
    Women’s Long Sleeve

    $74.99

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

    $44.99

  • quickview
    Women’s UA Gamut ¼ Zip
    2 Colors
    UA Gamut ¼ Zip
    Women’s Ski/Snowboarding Long Sleeve

    $89.99

    FREE SHIPPING1
  • quickview
    Men’s UA ColdGear® Armour Scent Control Mock
    1 Color
    UA ColdGear® Infrared Armour Scent Control Mock
    Men’s Hunting Long Sleeve

    $74.99

    FREE SHIPPING1
  • quickview
    Men’s UA ColdGear® Armour Scent Control Crew
    1 Color
    UA ColdGear® Armour Infrared Scent Control
    Men’s Hunting Long Sleeve

    $74.99

    FREE SHIPPING2
  • quickview
    Boys’ Star Wars Storm Trooper UA Compression Shirt
    1 Color
    Star Wars Storm Trooper UA Compression
    Boys’ Short Sleeve T-Shirt

    $39.99

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

    $44.99

  • quickview
    Men’s UA Hockey Grippy Fitted Top
    3 Colors
    UA Hockey Grippy
    Men’s Hockey Long Sleeve

    $59.99

    1
  • quickview
    Women’s ColdGear® Infrared EVO Scrunch Neck
    2 Colors
    UA ColdGear® Infrared EVO Scrunch Neck
    Women’s Hunting Long Sleeve

    $79.99

    FREE SHIPPING4
  • quickview
    Men’s UA ColdGear® Armour ¼ Zip
    1 Color
    UA ColdGear® Armour ¼ Zip
    Men’s Ski/Snowboarding Long Sleeve

    $64.99

    FREE SHIPPING1
  • quickview
    Men’s UA ColdGear® Armour® Stretch ½ Zip
    1 Color
    UA ColdGear® Armour® Stretch ½ Zip
    Men’s Long Sleeve

    $79.99

    FREE SHIPPING2
  • quickview
    Men’s UA Base™ 4.0 Crew
    1 Color
    UA Base™ 4.0
    Men’s Long Sleeve

    $84.99

    FREE SHIPPING10
  • quickview
    Men’s UA Base™ 2.0 Crew
    1 Color
    UA Base™ 2.0
    Men’s Long Sleeve

    $54.99

    FREE SHIPPING8
  • quickview
    Men’s UA Freedom Camo Long Sleeve Compression Shirt
    1 Color
    UA Freedom Camo
    Men’s Long Sleeve

    $59.99

    1
  • quickview
    Men’s UA Ridge Reaper® Base Crew
    1 Color
    UA Ridge Reaper® Base
    Men’s Hunting Long Sleeve

    $99.99

    FREE SHIPPING2
  • quickview
    Men’s UA HeatGear® Armour Graphic Long Sleeve Compression Shirt
    2 Colors
    UA HeatGear® Armour Graphic
    Men’s Long Sleeve

    $39.99

  • quickview
    Boys’ UA ColdGear® Armour Branded Fitted Mock
    3 Colors
    UA ColdGear® Armour Branded
    Boys’ Long Sleeve

    $44.99

    FREE SHIPPING
  • quickview
    Men’s UA Base™ 3.0 Crew
    1 Color
    UA Base™ 3.0
    Men’s Long Sleeve

    $74.99

    FREE SHIPPING
  • quickview
    Men’s UA HeatGear® Armour Printed Compression Tank
    2 Colors
    UA HeatGear® Armour Printed
    Men’s Tank

    $29.99

  • quickview
    Men’s UA Freedom NYPD Compression Shirt
    1 Color
    UA Freedom NYPD
    Men’s Short Sleeve T-Shirt

    $49.99

    1
  • quickview
    Men’s Boston College Fenway Baselayer
    1 Color
    Boston College Fenway Baselayer
    Men’s Football Short Sleeve T-Shirt

    $59.99

  • quickview
    Men’s Notre Dame Shamrock Series Baselayer
    1 Color
    Notre Dame Shamrock Series
    Men’s Short Sleeve T-Shirt

    $59.99

    FREE SHIPPING