Personalized Trick Or Treat Bat Long Sleeve Creeper. Funny Halloween Long Sleeve Creeper - Mauve with cute vampire bat and stars says TRICK OR TREAT in purple and orange letters. Perfect for Halloween parties. 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.