This product is made with at least 20% sustainable materials by weight. CHARLES & KEITH uses recycled, degradable, organic, and water-based materials in our eco-conscious collection. Featuring multiple card slots and a side zip compartment that will keep your loose change secure, this card holder is all you need to bring when you are running errands or grabbing lunch. It comes with a detachable strap that you can hang from your wrist to keep your hands free for more important things.