Personalized Cupcake 3rd Birthday Women's V-Neck T-Shirt. Happy 3rd birthday toddler! Celebrate your little girl's third b-day with a pink bird, party balloons and a 3 candle atop a cupcake. Happy birthday three-year-old! 5.0 oz., 100% pre-shrunk cotton Athletic Heather is 90/10 cotton/polyester 1x1 rib collar with mitered v-neck Shoulder-to-shoulder taping Ladies' fit