Personalized Petrologist Fueled By Pizza Long Sleeve T-Shirt. Petrologist fueled by pizza Long Sleeve T-Shirt - White has a colorful pepperoni pizza slice logo. 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