WHAT'S IT DO?
Meet HeatGear? Sonic. 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.

THE FUNDAMENTALS
COMPRESSION: This ultra-tight, second-skin fit delivers a locked-in feel that keeps your muscles fresh & your recovery time fast.
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
30 UPF protects your skin from the sun's harmful rays
Smooth, chafe-free flatlock seam construction
Engineered mesh neck
Polyester/Elastane
Imported