Personalized Coolest Civil Engineer Toddler Long Sleeve T-Shirt. A hard hat topped snowman with a transit and the world's coolest civil engineer text is a humorous engineering gift design for college students and engineers for birthdays and winter holidays. 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.