Personalized Dabbing Unicorn Toddler Long Sleeve T-Shirt. Dabbing Unicorn Toddler Long Sleeve Tee - White. A hip hop unicorn with cool shades and a sly grin dabs the night away. 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.