Personalized I'm Two Cute Birthday Bear Toddler Long Sleeve T-Shirt. I'm Two! A cute teddy bear has its own birthday cake to celebrate its 2nd birthday. Cute gift for the two year old! 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.