Personalized Rocket 3rd Birthday Toddler Full Zip Hooded Jacket. Happy 3rd Birthday! A rocket blasts off from an alien world with a giant 3 for the three year old's third 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.