Personalized Pop pop Worlds Greatest Toddler Hoodie. Worlds Greatest Pop Pop Toddler Hoodie - Red gift with vintage look oval logo makes a great Father’s Day gift. 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.