Personalized Chemistry Cooking Cute Long Sleeve T-Shirt. Chemistry is like cooking. Just don't lick the spoon! Cute kawaii spoon and flask make a great gift for any chemistry student or professor. 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