Personalized Baby Girl First Birthday Toddler Long Sleeve T-Shirt. It's your baby girl's 1st birthday! Cute teddy bear with a pink flower and pink heart. Customize and add her name! 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.