A roll bag that can be adjusted according to the length and number of jigs.
With the structure that two sheets slide, the size can be changed according to the length of the jig. A short jig can be stored compactly, and if the seat is extended, it can be changed to a long jig. Roll bag type that can be rolled round and round. Since the whole thing can be put together by the belt with Velcro, the whole thing becomes compact according to the number of jigs stored, and it is not bulky.