Personalized Red Marching Band Rocks Long Sleeve T-Shirt. Marching Band Rocks in red text made of guitar pieces is a unique music design for your favorite band geek for band camp and back to school. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL