Personalized Music Director Treble Clef Musician Long Sleeve T-Shirt. Musical staff with notes and treble clef symbol on a Long Sleeve T-Shirt - Athletic Heather 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