Show Me Your Mumu Afton Tie Back Romper in Blue. - size L (also in ) Show Me Your Mumu Afton Tie Back Romper in Blue. - size L (also in ) Poly blend. Hand wash cold. Adjustable shoulder straps. Back cut-out with tie closure. Hidden side zipper closure. Body measures approx 30 in length at longest adjustmentBecause straps are adjustable, length may varyLeg opening measures approx 28. SHOW-WR70. MM7 546. 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.