This linen waterproof card holder is made of natural linen fabric, which is both breathable and has a simple texture. The surface is treated with a special waterproof process, effectively resisting water stains and making daily use more secure. Despite its small size, it has sufficient capacity to easily store various cards such as bank cards and transportation cards. It also has a considerate card slot to prevent the cards from sliding. With a minimalist design style and natural linen texture, it is both practical and has an artistic atmosphere. It is a great helper for storing cards during daily travel, adding a touch of casualness and convenience to life.