Shark Kigurumi (Adults) 100 percent original and authentic product from Sazac the creator of Kigurumi in Japan. All of our kigurumi costumes are machine washable and can stand repeated cleanings without losing their shape. Machine washable High quality fiber used in manufacture. Adults Kigurumi are One-Size-Fits-All. They are made to be loose fitting and will fit anyone at least five feet tall. Designed in Japan by SAZAC.