Self: 94% cotton 6% spandex Lining: 95% polyester 5% spandex. Made in USA. Machine wash. Gusset snap button closure with thong back. Jersey fabric. SHOW-WS482. MS4-5767. Mumu is not simply a garment, it is a lifestyle. Spontaneous. Fun. Easy going. Unique. Versatile. Imaginative. It all encompasses the mumu, and a way of life.