Thank you for viewing! This is a handmade card holder. It can store things like health insurance cards, credit cards, and point cards. Leather used: Exterior: Cowhide Interior: Goatskin Size (mm): 100 x 152 Folded size: 100 x 73 *The goatskin on the inside stretches to some extent, so you can put several cards in one pocket, as shown in image 3. It cannot be used as a business card holder. This is handmade by an amateur, so there may be some imperfections, but please consider this before purchasing. #cardholder #cowhide #goatskin #leathercraft #leatherwallet #leatherwork #wallet