Personalized Zombie Chasing You Long Sleeve T-Shirt. Run Like A Zombie Is Chasing You! Whether you're doing a Halloween run or just like to motivate others, this is a fun gift for any runner. 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