Personalized 30th Birthday Cleverly Disguised Youth T-Shirt. It's your 30th birthday! Now you're cleverly disguised as a responsible adult. Perfect funny and humorous fun gift tee! 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.