Editor's Tip Editor's Tip

If you’re layering for winter, starting with Under Armour’s HeatGear® Sonic Compression Long Sleeve.

Under Armour HeatGear® Sonic Compression Short Sleeve Shirt in Royal

$24.99 Ships Free



Birchbox Breakdown

You’re an athlete of the 21st century: It’s time you dressed accordingly. This high-performance base layer is designed for active enhancement, stopping sweat, odor, and chafing to help you concentrate on your workout—without any nagging distractions.

How to Use

When it comes to athletic enhancement, this shirt cuts no corners. The 4-way stretch fabric provides skin-tight comfort and compression, along with a full range of motion. Under Armour technology prevents odor and wicks away sweat, while flatlock seam construction puts a stop to chafing.

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