Personalized Oh Boy Oboe Long Sleeve T-Shirt. Oh boy oboe text with the letter O in the word oboe shaped like hearts is a unique gift design for woodwind musicians, music teachers and students. 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