Personalized Piano Teacher Long Sleeve T-Shirt. Piano Teacher Music Long Sleeve T-Shirt - White Fun piano teacher design with keyboard and classical style lettering makes a nice custom gift. Images used on this item are licensed and © Graphics Factory.com Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL