Material: Silk Length: Approximately 424cm Width: Approximately 30.5cm *Please forgive any slight discrepancies. This is a fukuro obi (formal obi) that seems easy to match with modern patterns. Regarding the material: If there are no certificates, we have specified the material we were told when we received it. There may be errors. Please purchase only if you understand this. Please understand beforehand that there may be stains or damage not mentioned in the product description. Also, there are individual differences in how stains and dirt are perceived. Please understand that this is a used item, and those who are concerned about minor details should refrain from purchasing. Shipping: We will ship it folded compactly, so please refrain from purchasing if you are resistant to having it folded small. ◉Please read the profile before purchasing.