Personalized Traffic Engineer Direction. Long Sleeve T-Shirt. Traffic Engineer in arrow text. Going in the right direction inside a circular arrow ia a humorous gift design for engineers and college students at back to school, birthdays, holidays and graduation. 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