Personalized 7th Birthday 7 Rocks Girls Long Sleeve Creeper. Cute seven year old birthday design for girls has princess crown and 7 rocks quote on a Long Sleeve Creeper - White 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.