193rd Infantry Brigade Shirts for Family Day and Graduation. Available for Fort Jackson, 1st Battalion, 13th Infantry Regiment. Alpha, Bravo, Charlie, Delta, Echo and Foxtrot Companies. Platoons 1, 2, 3, 4 and 5. Any shirts that are titled My Blank or Proud Blank means you can personalize them with your own relationship. Just click the product and choose your relationship to your soldier!