Personalized Mechanical Engineer Flowers Toddler Hoodie. It's flowering time in mechanical engineering land with posies made of gears, screws and tubing. A humorous design for gifts at birthdays, holidays and graduation. The Toddler Pullover Fleece Hoodie keeps little ones cozy and comfortable through all their adventures. Made with soft fleece and a smooth jersey-lined hood, it’s perfect for layering on chilly days. Ribbed cuffs and waistband help hold in warmth while side seam pockets add a touch of practicality for busy toddlers on the go.