Personalized 3rd Birthday Football Party 3 Year Old Boy Toddler T-Shirt. cute football 3rd birthday idea for your son or grandson with helmet, ball and number 3 A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.