Lightweight, fast-drying fabric with stretch Performance mesh for ventilation Sweat-wicking Signature Moisture Transport System Crew neck Short sleeves Slight drop-tail hem for ample coverage Invest in some classic sportswear with the Under Armour Fly By Running T-Shirt. Crafted from a stretchy blend fabric, this short-sleeved top wicks sweat from your skin to keep you feeling dry and light, while performance mesh keeps you cool. This item features a classic crew neck and a slight drop-tail hem for ample coverage.