The LensCoat CF6 Memory Card Wallet (Black) holds up to 6 CF cards or 6 QXD cards. The material is a lightweight, waterproof poly tricot/nylon. The wallet secures with a quiet elastic closure and is carried by a clip-on tether. All the interior pockets have clear windows so you can easily see which card you need. In addition, a handy business card slot is provided for that quick networking moment.