Personalized 1st Birthday Unicorn Cute Girls Toddler Full Zip Hooded Jacket. 1st birthday Toddler Full Zip Hooded Jacket - Black unicorn party shirt says this girl is one. 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.