Thank you for viewing! ・This is a handmade spring-式 pouch. ・An elastic band is inserted into the opening, allowing you to open and close it by pressing on both sides of the mouth (photos 4 and 5). ・Size: Approximately 8cm x 11cm ・Each item is carefully made, but as these are amateur hobby creations, there may be various imperfections such as stitching errors, shape distortions, dullness, and color unevenness. Please understand. ・Please refrain from purchasing if you are looking for a perfect item. ・It will be carefully packaged and shipped via Yu-Packet Post Mini. We hope you will purchase with understanding. Thank you.