To provide an easily-wearable attachable sash set, one set of which has four different designs which can be enjoyed and which are easily changeable.

An attachable sash which can provide four different designs includes a back portion, a front portion, and a side edge in a separated form. The bag-like back portion has four designs on one outer side 14 and the other outer side 16 of the bag-like back portion, and on one inner side 8 and the other inner side 10 of the bag-like back portion, respectively, in such a manner that the designs do not overlap. The front portion 18 is fitted by winding twice around a waist of a sash wearer. The inner side and outer side of the bag-like back portion are mutually interchangeable.