The pouch material is eco-friendly, soft touch, no smell, and no wrinkle when you fold it. There are spring clic clacs inside the open mouth of the pouch, to protect frames slipping off. And the material is eco-friendly, soft touch, no smell, and no wrinkle when you fold it. It is suitable for silk printing or embossing.16 colors available as the color chart shows; eyeglass leather pouch