Personalized Colorguard Flag Youth T-Shirt. A black flag with colorguard in vertical text is a bold gift design for color guard at birthdays, holidays, marching band and indoor winter guard. Let the good times roll in a durable T-Shirt that takes kids from school to play in an amazing array of colors. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar.