What's it do?
Meet HeatGear® Sonic: UA’s newest and greatest baselayer innovation. We started the “performance” revolution with our original HeatGear® compression—the ultra-tight fit that increases muscle power…and makes you feel invincible. This latest UA fabric wears like a second skin so you get the same powerful compression, plus extreme comfort for all-day wear.
Smooth fabric provides extreme comfort and compression without restriction
4-Way Stretch fabrication allows greater mobility and maintains shape
Signature Moisture Transport System wicks sweat away from the body
Anti-Odor technology prevents the growth of odor causing microbes
Smooth, chafe-free flatlock seam construction