Personalized Its My 9th Birthday with Cordelia Long Sleeve Creeper. There's no day like your birthday. Celebrate your life, your strength, and your courage with Cordelia. It's My 9th Birthday with Cordelia Long Sleeve Creeper - Light Blue, perfect for little fans of "Cordelia" by Michelle Nelson-Schmidt. 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.