Skip to top navigation
Skip to my shopping bag
Skip to main content
Skip to footer links
Under Armour UA Threadborne Siro Run 1/4 Zip - Men's
Sold out




Using new manufacturing techniques, Threadborne Siro fabric is built to eliminate distraction. We‘ve engineered it to keep the ideal distance between fabric & athlete, so it won't cling when wet & dries incredibly fast..
Features
• Loose: Fuller cut for complete comfort
• Threadborne Siro fabric gives greater stretch & recovery, ultra-soft feel & more breathable performance
• Material wicks sweat & dries really fast
• Anti-odor technology prevents the growth of odor-causing microbes
• Polyester Imported
Features
• Loose: Fuller cut for complete comfort
• Threadborne Siro fabric gives greater stretch & recovery, ultra-soft feel & more breathable performance
• Material wicks sweat & dries really fast
• Anti-odor technology prevents the growth of odor-causing microbes
• Polyester Imported
Using new manufacturing techniques, Threadborne Siro fabric is built to eliminate distraction. We‘ve engineered it to keep the ideal distance between fabric & athlete, so it won't cling when wet & dries incredibly fast..
Features
• Loose: Fuller cut for complete comfort
• Threadborne Siro fabric gives greater stretch & recovery, ultra-soft feel & more breathable performance
• Material wicks sweat & dries really fast
• Anti-odor technology prevents the growth of odor-causing microbes
• Polyester Imported
Features
• Loose: Fuller cut for complete comfort
• Threadborne Siro fabric gives greater stretch & recovery, ultra-soft feel & more breathable performance
• Material wicks sweat & dries really fast
• Anti-odor technology prevents the growth of odor-causing microbes
• Polyester Imported