Personalized Look Who's One Bear Toddler Long Sleeve T-Shirt. Look who's one! A cute stuffed teddy bear opens a birthday gift full of heart balloons. Cute gift for the one 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.