PetEdge Halloween Prisoner Costume Medium Halloween Pet Costumes are a great way to include your pet in the Halloween festivities! Halloween Prisoner Costume is fun and irresistibly cute! Great for dress-up, parties, photo opportunities, or get togethers. Prisoner Costume is a one piece suit. It features an adjustable, elastic Velcro tabs, making it easy to put on and take off. SMALL 10" - 13" MEDIUM 14" - 17" LARGE 18" - 22"