Feeling like a Superhero on every training session when you suit up in the Men's Under Armour® Alter Ego Core Compression Short Sleeve. Get super-powered comfort and compressive support minus the restriction with this short sleeve's lightweight HeatGear® Sonic technology. Make all your mega-strength moves with the greatest of ease in the 4-way stretch fabric that gives you greater mobility while maintaining its shape. Plus, sweat and funky smells won't stand a chance of slowing down your workout thanks to the Signature Moisture Transport System™ and anti-odor technology featured on the Alter Ego Core Compression Short Sleeve. So, go ahead and take your pick of Superhero graphics and show the workout world what you're made of!