Personalized Promoted to Big Sister Toddler T-Shirt. The "Promoted to Big Sister" apparel is available in various sizes to accommodate children of all ages, making it a versatile addition to any wardrobe. Celebrate the bond of siblings and the joy of family with this adorable collection, designed to make every big sister feel loved and cherished. 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.