This is a remake of an Oshima Tsumugi kimono. Both the front and back are silk. The shoulder strap is also made from the same Oshima Tsumugi. It has a pocket, so you can put a small handkerchief or house key in it. Convenient for walking. ★Size★ Length: 20.5cm Width: 13cm With shoulder strap (length adjustable, detachable) Each item is carefully made, but because it is handmade, there may be some slight imperfections. Please understand this before purchasing.