Lightweight and Comfortable. Wholesale Distributor by Rothco Army PT Long Sleeve Shirt is a new and improved version of the traditional military physical training shirt . Wholesale Distributor by Rothco PT Shirt is constructed of a Nylon/Spandex performance material that is breathable and will wick away moisture. Gold "ARMY" lettering is printed across the chest. Complete the uniform with Wholesale Distributor by Rothco matching Army PT Shorts!