Show Me Your Mumu X Jamie Kidd Sahara Tie Romper in Pink. - size S (also in XS) Show Me Your Mumu X Jamie Kidd Sahara Tie Romper in Pink. - size S (also in XS) 100% poly. Dry clean only. Front wrap tie closure. Elasticized waist. Bell sleeves. Made in USA. SHOW-WR110. MS0-4361. 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.