Personalized Submarine 2nd Birthday Long Sleeve Creeper. THINGS ARE LOOKING UP 2nd birthday Long Sleeve Creeper - Black with big number 2, colorful submarine, little deep sea explorer in the porthole and bright fish with bubbles. 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.