Personalized I'm One Comic Book Toddler Full Zip Hooded Jacket. Pow! Cool! Ka-Boom! I'm One! Cool comic book style birthday gift for any one year old superhero's 1st birthday! 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.