Performance Shirts

302 items
Last year's Under Armour Girls' Coldgear Mock Shirt has been replaced with these in-season styles:
The North Face Men's Short Sleeve Velocitee Crew 112844
The North Face
Men's Short Sleeve Velocitee Crew
$15.99 - $19.95
up to
20%
off
33 Reviews
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The North Face Men's Short Sleeve Reaxion Crew 166806
The North Face
Men's Short Sleeve Reaxion Crew
$19.99
up to
20%
off
14 Reviews
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The North Face Women's Short Sleeve Velocitee Crew 112801
The North Face
Women's Short Sleeve Velocitee Crew
$15.99 - $19.95
up to
20%
off
2 Reviews
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The North Face Women's Tadasana Burn-Out Top 112817
The North Face
Women's Tadasana Burn-Out Top
$35.99
up to
20%
off
3 Reviews
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The North Face Men's GTD Short Sleeve Shirt 166795
The North Face
Men's GTD Short Sleeve Shirt
$31.99
up to
20%
off
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The North Face Men's Short Sleeve Flex Crew 112848
The North Face
Men's Short Sleeve Flex Crew
$23.99
up to
20%
off
5 Reviews
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The North Face Women's Short Sleeve Reaxion Tee 166771
The North Face
Women's Short Sleeve Reaxion Tee
$19.99 - $24.95
up to
20%
off
17 Reviews
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Carhartt Men's Force Cotton Short Sleeve T Shirt 172332
Carhartt
Men's Force Cotton Short Sleeve T Shirt
$19.99 - $27.95
up to
18%
off
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The North Face Women's Impulse 1/4 Zip Top 155859
The North Face
Women's Impulse 1/4 Zip Top
$51.99
up to
20%
off
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The North Face Men's Impulse 1/4 Zip Shirt 123328
The North Face
Men's Impulse 1/4 Zip Shirt
$51.99 - $64.95
up to
20%
off
45 Reviews
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Outdoor Research Men's Sequence Duo Tee 37260
Outdoor Research
Men's Sequence Duo Tee
$44.09 - $48.95
up to
10%
off
7 Reviews
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Zoic Men's DNA T-Shirt 149799
Zoic
Men's DNA T-Shirt
$43.99
up to
20%
off
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The North Face Women's Short Sleeve Reflex V-Neck Shirt 112800
The North Face
Women's Short Sleeve Reflex V-Neck Shirt
$19.99
up to
20%
off
1 Reviews
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Nike Men's Miler Short Sleeve UV Team Shirt 169361
Nike
Men's Miler Short Sleeve UV Team Shirt
$27.99 - $34.95
up to
20%
off
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The North Face Women's GTD Short Sleeve Shirt 166761
The North Face
Women's GTD Short Sleeve Shirt
$31.99
up to
20%
off
More Colors

The North Face Men's GTD Long Sleeve Shirt 166793
The North Face
Men's GTD Long Sleeve Shirt
$35.99
up to
20%
off
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Adidas Women's Ed Rocks Tank 173819
Adidas
Women's Ed Rocks Tank
$39.95
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Patagonia Men's Long Sleeve Polarized Tee 167962
Patagonia
Men's Long Sleeve Polarized Tee
$45.00
7 Reviews
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The North Face Men's Short Sleeve Reaxion Crew Shirt-77731 77731
The North Face
Men's Short Sleeve Reaxion Crew Shirt-77731
$18.69 - $19.99
up to
25%
off
14 Reviews
Mountain Hardwear Women's Wicked Lite Short Sleeve T-48502 48502
Mountain Hardwear
Women's Wicked Lite Short Sleeve T-48502
$17.99 - $27.99
up to
40%
off
122 Reviews
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Icebreaker Men's Tech T Lite Shirt 124952
Icebreaker
Men's Tech T Lite Shirt
$64.95
1 Reviews
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Nike Women's Racer Short Sleeve Top 169371
Nike
Women's Racer Short Sleeve Top
$25.59
up to
20%
off
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The North Face Women's GTD Long Sleeve Shirt 166759
The North Face
Women's GTD Long Sleeve Shirt
$35.99
up to
20%
off
7 Reviews
The North Face Men's GTD Sleeveless Shirt 166796
The North Face
Men's GTD Sleeveless Shirt
$27.99
up to
20%
off
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ALO Men's Capture Short Sleeve Tee 147481
ALO
Men's Capture Short Sleeve Tee
$35.19
up to
20%
off
1 Reviews
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Nike Swim Men's Legend Long Sleeve Poly Top 133027
Nike Swim
Men's Legend Long Sleeve Poly Top
$24.95
3 Reviews
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Patagonia Men's Capilene 2 Lightweight T-Shirt 86800
Patagonia
Men's Capilene 2 Lightweight T-Shirt
$39.00
16 Reviews
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Nike Men's Legend Polyester Crew Long Sleeve Shirt 90295
Nike
Men's Legend Polyester Crew Long Sleeve Shirt
$22.39 - $27.95
up to
20%
off
2 Reviews
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Nike Men's Legend Poly Short Sleeve Top 81081
Nike
Men's Legend Poly Short Sleeve Top
$21.95
25 Reviews
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Zoic Men's Mania T-Shirt 149800
Zoic
Men's Mania T-Shirt
$47.19
up to
20%
off

Lucy Women's Bandha Core Tunic 187093
Lucy
Women's Bandha Core Tunic
$54.95
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The North Face Men's Long Sleeve Reaxion Crew 175292
The North Face
Men's Long Sleeve Reaxion Crew
$23.99
up to
20%
off
4 Reviews
Outdoor Research Men's Sequence Zip Tee 32945
Outdoor Research
Men's Sequence Zip Tee
$32.99 - $59.95
up to
40%
off
12 Reviews
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Lole Women's Meditation 2 Tunic 157430
Lole
Women's Meditation 2 Tunic
$59.99
up to
20%
off
1 Reviews
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Nike Women's Regular Short Sleeve Legend Tee 124424
Nike
Women's Regular Short Sleeve Legend Tee
$24.95
7 Reviews
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Nike Men's Element 1/2 Zip Long Sleeve Top 158301
Nike
Men's Element 1/2 Zip Long Sleeve Top
$51.99
up to
20%
off
1 Reviews
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Nike Men's Miler Sleeveless Shirt 169360
Nike
Men's Miler Sleeveless Shirt
$23.99 - $25.59
up to
20%
off
3 Reviews
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Moving Comfort Women's Sprint Long Sleeve Performance Shirt 164612
Moving Comfort
Women's Sprint Long Sleeve Performance Shirt
$39.99
up to
20%
off
1 Reviews
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Moving Comfort Women's Urban Gym Tee 164616
Moving Comfort
Women's Urban Gym Tee
$43.19 - $53.95
up to
20%
off
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Patagonia Men's Capilene 1 Stretch T-Shirt 108507
Patagonia
Men's Capilene 1 Stretch T-Shirt
$29.00
11 Reviews
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Patagonia Women's Capilene 1 Stretch Tank 108510
Patagonia
Women's Capilene 1 Stretch Tank
$25.00
4 Reviews
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Outdoor Research Women's In Flight Tech Tee 168616
Outdoor Research
Women's In Flight Tech Tee
$35.09
up to
10%
off
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Outdoor Research Women's Splash Fire Tech Tee 168618
Outdoor Research
Women's Splash Fire Tech Tee
$35.09 - $38.95
up to
10%
off
More Colors
The North Face Women's Short Sleeve Acatengo Top 173528
The North Face
Women's Short Sleeve Acatengo Top
$43.99
up to
20%
off
More Colors
Outdoor Research Men's Echo Tee 168538
Outdoor Research
Men's Echo Tee
$35.09
up to
10%
off
More Colors

Outdoor Research Men's Echo Long Sleeve Zip Tee 168534
Outdoor Research
Men's Echo Long Sleeve Zip Tee
$53.09
up to
10%
off
More Colors
Outdoor Research Men's Sequence Long Sleeve Crew 156158
Outdoor Research
Men's Sequence Long Sleeve Crew
$53.99
up to
10%
off
More Colors

Ibex Men's Indie Crew Shirt 157580
Ibex
Men's Indie Crew Shirt
$71.19
up to
25%
off
6 Reviews
KJUS Women's Balmoral Shirt 137150
KJUS
Women's Balmoral Shirt
$103.19
up to
20%
off
1 Reviews
Isis Women's Forza Top 173655
Isis
Women's Forza Top
$44.95
More Colors

The North Face Men's Chain Ring Tee 112880
The North Face
Men's Chain Ring Tee
$23.99
up to
20%
off
More Colors
Outdoor Research Men's Ferrosi Windshirt 136153
Outdoor Research
Men's Ferrosi Windshirt
$76.49
up to
10%
off
3 Reviews
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Outdoor Research Men's Sequence Short Sleeve Polo 136160
Outdoor Research
Men's Sequence Short Sleeve Polo
$58.49 - $64.95
up to
10%
off
2 Reviews
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Marmot Men's Windridge Short Sleeve Performance Shirt 137263
Marmot
Men's Windridge Short Sleeve Performance Shirt
$26.99
up to
10%
off
6 Reviews
More Colors


Under Armour Girls' Coldgear Mock Shirt:
For when it's cold. Keeping athletes warm, dry, and light. Ideal use:Temperatures under 55 degrees F. ColdGear® features a double sided fabric that wicks moisture from the skin and circulates body heat. It accomplishes the impossible by keeping athlete swarm without weighing them down.

  • Lock in rapid moisture transport and maximum core temperature regulation.
  • Two layer brushed fabric delivers enhanced thermal protection and moisture transport
  • Superior slip-on feel and compression fit complete the ultimate active Base layer
  • UPF 30+ protects against harmful sun rays
  • Embroidered logo on neck
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