These pig costumes are funny farm animal costumes for Halloween. We carry adult and child pig costumes that are perfect for theme parties or Halloween. The absolute largest selection of Halloween costumes, costume accessories, props and Halloween decorations available anywhere. Quick ship. Low prices. We are The Halloween Costume Authority. You searched for: adult pig costume! Etsy is the home to thousands of handmade, vintage, and one-of-a-kind products and gifts related to your search. No matter what you’re looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options.