Size: Width: 13cm Height: 8.5cm Depth: 5cm Zipper: 12cm It's puffy with a quilted batting inside. The bottom is made of synthetic leather for durability. How about using it for a card case, key case, or to hold small items in your bag? This is a handmade item by an amateur. Thank you for your understanding. Instant purchase is welcome. #emu's handmade #emu's pouch #navy