Mustard it up with your friends this Halloween and dress up as everyone’s favorite condiment in this Adult Mustard Bottle Costume! Costume includes lightweight poly-foam tunic that looks like a giant yellow mustard squirt bottle and matching yellow cap that looks like the lid. Everything is better with Mustard, even Halloween! Great couples costume paired with Ketchup or Hot Dog Costumes or a great costume idea for parades, mascots and picnics. One size fits most adults.