Show Me Your MuMu Jamaica One Piece. Gently Used, no sign of wear. 80% Nylon, 20% Spandex Removable tie on strap She's sleek and sophisticated. The tie on her shoulder is removable can double as a hair tie if you left yours at home! Feel cute and confident by the pool in the Jamaica One Piece. *This suit runs 1-2 sizes small. We suggest sizing up 1-2 sizes.