Personalized I'm Five Comic Book Long Sleeve Creeper. Pow! Cool! Ka-Boom! I'm Five! Cool comic book style birthday gift for any five year old superhero's 5th birthday! 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.