More hilarious one-piece costumes on Amazon today! Click here to save up to 40% off on Silver Lilly One Piece Halloween Costumes. Choose from cute and comfy options like Teddy Bear, Cow, Narwhal and more! There are even short-sleeved options for those of us in warmer climates! Get the Unisex Adult Animal Pajamas – Plush One Piece Halloween Walrus Animal Costume for only $22.49.  FULL OF