Show Me Your Mumu Major Blazer in White. - size XS (also in M) Show Me Your Mumu Major Blazer in White. - size XS (also in M) Self: 58% cotton 39% nylon 3% spandexLining: 97% poly 3% spandex. Made in China. Machine wash. Double breasted front button closure. Front slip pockets. Item not sold as a set. SHOW-WO48. MR0-4389. 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.