Personalized Intelligent Tuba Men's V-Neck T-Shirt. Tuba the instrument for intelligent people is a humorous low brass design. Fun gifts for musicians, students and teachers at back to school, birthdays, holidays and graduations. 4.7 oz., 100% pre-shrunk cotton Narrow, set-in 1x1 mitered V-neck collar Shoulder-to-shoulder taping Double-needle stitched sleeves and bottom hem