Pouch for Kosyun Rosin Protects delicate rosin from impact. Safe even if it rolls around in the case. Can store one or two rectangular rosins. This is a castanet-shaped cushion pouch. It opens and closes with a snap button for easy preparation. Made to order. ◎ You can choose the outer fabric. ◎ Delivery time may vary depending on the order volume, so please inquire via comments if you are in a hurry. ◎ If you order multiple items, we may be able to offer a discount on shipping, so please feel free to inquire. Box-shaped pouches with zipper closures are also available.