Personalized It's My Birthday Women's V-Neck T-Shirt. It's My Birthday! A cute little cupcake is dancing with joy because it's your birthday! Cute birthday gift for that special someone! 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