Approximately 11cm. There is only one paper string. ⚠︎ Please read the following to prevent any problems m(_ _)m ⚫︎ Please ask any questions or make requests before purchasing. ⚫︎ Measurements are taken by a layman. Please allow for some margin of error. Also, there may be slight differences in color between the actual product and the photos due to lighting. ⚫︎ Even if the item is new and unopened or unused, it has been stored at home, and is not the same as a new item in a store. Please refrain from purchasing if you are concerned about minor details. ⚫︎ Since the shipping date is uncertain, we will not specify a delivery time, even if the shipping method allows for it. If you have a preference, please contact us and we will try to accommodate your request as much as possible, depending on the shipping date.