Personalized Reading In Progress Do Not Disturb Book Lover Long Sleeve T-Shirt. Funny book lover bookworm Long Sleeve T-Shirt - Black gift says do not disturb reading in progress. 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