Handmade multi-case! Inside, there's a pocket with a zipper and six card slots. It can be used for various things like medical record books, health insurance cards, bankbooks, and cards ^_^ 【Size】 Width: Approximately 19cm (at the bottom) Height: Approximately 13cm Depth: 3cm *This is a handmade item made by an amateur hobbyist, so please consider purchasing if you understand that there may be imperfections, uneven stitching, and slight misalignments.