Personalized Flute Player Gift (treble) Toddler T-Shirt. This funny where flutes go treble follows Toddler T-Shirt - Black makes a great Toddler T-Shirt - Black for a flute section or flute teacher. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.