Stow your credit cards, cash and ID card in a carbon fiber business card holder. If youβre not the type to like a bulky wallet in your back pocket but you need to upgrade your current binder clip situation, a carbon fiber business card holder is the next best thing. Itβs small enough to carry just what you need and nothing else. Itβs the perfect carryall for the minimalist that needs his license and a few cards on him - but thatβs it. Slip one of our carbon fiber business card holders into your pocket and go, and rest assured that your personal information is safe and secure.