Double-layer moisture-proof container bag

The utility model relates to the technical field of flexible freight bags, and discloses a double-layer moisture-proof flexible freight bag which comprises a flexible freight bag body, the top of the flexible freight bag body is provided with a hook-and-loop fastener bag opening, four corners of the upper end of the flexible freight bag body are respectively provided with a hanging belt, a button is arranged at the position, close to the front end, of the right side of the flexible freight bag body, and the hook-and-loop fastener bag opening is formed in the right side of the flexible freight bag body. A button seat is arranged at the position, close to the rear end of the right side of the flexible freight bag body and located at the same horizontal height as the button, of the flexible freight bag body, the flexible freight bag body is composed of inner-layer opening cloth and outer-layer opening cloth, the inner-layer opening cloth is located on the inner surface of the outer-layer opening cloth, the inner