3rd Birthday Dress - Polka Dot (Sleeveless) - Comes in purple, flat pink heart, and pink donut. Our new Polka Dot dresses are spot on adorable! Personalized with the number 3, everyone will know who is celebrating her third birthday with this dress. Sparkly script font overlaid on a bold number "3". Premium cotton/spandex polka dot sleeveless dress has attached extra-full tulle tutu with a waist bow of crisp grosgrain ribbon.