Personalized Twins 2nd Birthday Outfit Panda Toddler Long Sleeve T-Shirt. cute second birthday slogan for twin boys or girls with panda bear and 2nd birthday balloon 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.