Personalized Red Tractor 1st Birthday Long Sleeve T-Shirt. Red tractor 1st birthday Long Sleeve T-Shirt - White with polka dotted red tractor and big yellow number 1. 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