Personalized Piano Teacher Gift (Worlds Best) Toddler T-Shirt. World's Best Piano Teacher Toddler T-Shirt - Football Blue and White has classy sports style logo in tan and navy blue. 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.