Personalized Cello In Cello On Dark Shirts Youth Long Sleeve T-Shirt. Cello text with a cello replacing an L in the word cello is a fun music design for orchestra members, teachers and students of the cello at birthdays, holidays and graduation youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)