This is a casual Tsumugi Nagoya obi
with geometric pattern, which is woven roughly.
Textile is Tsumugi
silk and has soft but nubby touch with rustic atmosphere.
Although not shown on the photo and figure, it has smudges on the edges of tare and tesaki.
Although not shown on the figure, it has one more stain on otaiko.
However, the stain is slight so not prominent.
There are stains(indicated as dyestuff) on otaiko, but they can be hidden when tied.(2nd flaw photo)
Besides it has a folding line and smudges along the line.
Please check photos for details.
If these flaws do not bother you, it could be still worn.
Please enjoy its tasteful fashion as a daily wear!