ua heatgear®
keep cool, light & dry in any heat
HeatGear® Armour is our original performance baselayer —the one you put on first and take off last.
LOCKED-IN FIT
Hugs your muscles to help you work harder. Designed to keep you cool and dry.
COMFORTABLE FEEL
The OG of wicking sweat and drying fast. Breathable fabric to improve air flow.
LETS YOU MOVE
Four-way stretch to keep you comfortable. Incredible lightweight materials.
Heatgear
Keep cool, light & dry in any heat
new
Women's UA Blitzing Adjustable Cap
new
Women's UA Tech Leggings
new
Women's UA Tech Ankle Leggings
new
Men's UA Blitzing Cap
new
Men's HeatGear® Short Sleeve
Women's HeatGear® Shorty
Women's HeatGear® Armour Mid Branded Sports Bra
Women's UA Launch Tight 6inch Shorts
Online Exclusive
Boys' UA Blitzing Cap
Women's UA Favorite Hat
ua heatgear®
We call it HeatGear® OG.
Under Armour was founded on building a better t-shirt: a light, tight layer you could wear under your uniform to wick sweat, dry quick, and sit snug against your body—and it’s changed the way athletes dress for over 25 years.
UA HeatGear® Collection