Personalized I'm One Cute Birthday Bear Women's V-Neck T-Shirt. I'm One! A cute teddy bear has its own birthday cake to celebrate its 1st birthday. Cute gift for the one 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