I purchased these in October of this year, but I ordered the wrong size. I tried them on once. I will ship them via Takkyubin Compact, with the cardboard backing removed and the shoes flattened. They are made of soft polyester fabric, so I don't think there will be any issues with use. Ayumi Tokutake Sangyo Soka Magic Regular Wine color, M size (22-23cm) 100% polyester Nursing slipper For hospitalization For indoor use