Personalized 4th Birthday Monster Toddler Full Zip Hooded Jacket. 4th birthday monster. A cute monster holds a bright yellow balloon to celebrate the four year old's fourth birthday! Great gift for your little monster! 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.