Adorable Pet Costumes make any pet the life of the party Treat your dog to these irresistibly cute Pet Costumes. They dress up any pet to turn any occasion into a humorous photo opportunity. Great fun for parties, family gatherings, holidays and special events. FLUTTER PUP BUTTERFLY: The Flutter Pup Butterfly has a jet black jacket which makes the bright purples and blues of the butterfly wings stand out so they can really be seen. The costume is made of 100% polyester for durability and washability. All velcro closures for an easy fit. Butterfly Antenna hat attaches securely with an elastic chin strap. X-Small fits up to 8"Small fits 9"-12"Medium fits 13"-16"Large fits 17"-20"X-Large fits 21"-24" | Please be CERTAIN of the size. For the Safety of your pet, costumes are not returnable.