Personalized Marching Band Cracked Youth T-Shirt. Marching Band We don't crack under pressure with the word crack in text that appears to be cracking is a fun design for marching band members, staff. 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.