Personalized Pink 1st Birthday Cupcake Toddler Long Sleeve T-Shirt. Cute pink cupcake Toddler Long Sleeve Tee - Kelly Green first birthday design has 1 candle for baby's 1st bday. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.