Personalized Cinco De Mayo Party Babys 1st Long Sleeve Creeper. My 1st Cinco De Mayo Long Sleeve Creeper - Natural and Heather has colorful pinata and green cactus on this cute holiday fiesta shirt for boys or girls. 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.