Personalized New Kid on the Block Mom Toddler T-Shirt. Toddler T-Shirt - Heather and Royal with colorful baby blocks and arrow pointing down to baby says NEW KID ON THE BLOCK. 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.