What does Threadborne Siro mean? Pure, unadulterated comfort. It’s lighter, more breathable, stretches, and recovers better than anything you’ve ever felt.
Shop all Women's Long Sleeve Shirts
- Loose: Generous, more relaxed fit.
- UA Threadborne Siro has a unique construction that's super-light, dries incredibly fast & won't cling to you
- Textured knit gives it a stand-out look & stealth ventilation
- Material wicks sweat & dries really fast
- Anti-odor technology prevents the growth of odor-causing microbes
- ¾ sleeve length
- Dropped hem for enhanced coverage