Personalized I'm Four Nomenal Long Sleeve Creeper. I'm Four Nomenal! Pow! Wow! Fourth birthday comic book style for your phenomenal little superhero. Great 4th birthday present. For chillier weather, dress baby in this soft long sleeve creeper in a great fitting 1x1 baby rib. 5.0 oz., 100% combed ringspun cotton, 1x1 baby rib. White is sewn with 100% cotton thread, Flatlock seams, Double-needle stitched rib binding on neck, shoulders, sleeves and leg openings,Reinforced three-snap closure on binding.