Personalized Chemistry Bubbles Long Sleeve T-Shirt. Chemistry in rough blue text surrounded by blue bubbles is a fun design for chemists,students and teachers of chemistry at birthdays, holidays, graduation and back to school. 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