feel & responsiveness An internal layer of flexible

100% Polyester/microfiber technology

comfortable fit Heat seal UA logo

Brand new in the original wrapper

New Under Armour Men's Large HeatGear Black Short Sleeve Compression Shirt Fitness feel & responsiveness An internal84% Polyester, 16% Elastane Imported zipper closure Machine Wash Compression: Ultra tight, second skin fit for a locked in feel. HeatGear fabric, with all the benefits of UA Compression, comfortable enough to be worn all day Stretch mesh underarm panels deliver strategic ventilation UPF 30+ protects your skin from the sun's harmful rays 4 way stretch construction moves better in every direction