Rubie's From Cartoon Network's Adventure Time, Finn pet costume is a shirt, hood and backpack IMPORTANT! PLEASE READ recent reviews and Q&A's before purchase to determine the best size for your pet; NOT ALL COSTUMES WILL FIT ALL PETS or breeds without adjustment READ THE RUBIES PET SIZE CHART and WATCH THE SIZING INSTRUCTION VIDEO, do not select size based on breed; consider costume style and animal shape before ordering Officially licensed Adventure Time pet costume, items shipped and sold directly by Amazon are guaranteed to be authentic Search for Rubie's coordinating people costumes and accessories, like Fionna, Finn, Jake, Princess Bubblegum, Lady Rainicorn, and Ice King for group costume fun