Men's Under Armour Spacedye Seamless L/S Shirt Get more from your workout gear with the Under Armour Men's Long Sleeve Shirt. Designed to take performance to the next level, this tee is constructed out of incredibly lightweight UA Tech fabric for quick-drying comfort and a super soft feel. • Loose Fit • Nearly sew-free construction to eliminate chafing • 4-way stretch construction moves better in every direction • Material wicks sweat & dries really fast • 100% Polyester Lime