Official Wounded Warrior Project Licensed product. Between August 2012 and December 2014, Under Armour® will make a donation of over $1 Million to Wounded Warrior Project™ benefiting injured service members and their families. Charged Cotton® construction delivers a soft, athletic feel for superior comfort & performance. Signature Moisture Transport System wicks sweat to keep you dry and light. Ergonomic flatlock seams allow you to move free without fear of chafing. WWP FREEDOM FLAG back graphic with American Flag graphic on sleeve. Polyester/Cotton. Imported.