Personalized 15th Birthday Cupcake Women's V-Neck T-Shirt. Cute pink 15th Birthday Women's V-Neck T-Shirt - White has chocolate cupcake with sprinkles on this adorable 15 year birthday celebration gift for her. 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