Personalized 4th Birthday Airplane Pilot childs T-Shirt. Cute blue airplane for a little pilot celebrating their 4th Birthday comes on a T-Shirt - White with number 4. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.