Personalized Promoted to Big Sister Long Sleeve Creeper. Make the transition to big sisterhood memorable with our delightful clothing line. These outfits not only celebrate the arrival of a new sibling but also create lasting memories for your family. Gift your child the joy of being a big sister with our fun and fashionable apparel, and watch her shine as she takes on this exciting new adventure! 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.