Personalized Marching Band (Funny) T-Shirt. Marching band T-Shirt - White makes a great gift idea for a marching band or instrument section. Features a drill chart and what part of this chart don't you understand. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.